Will a heartbroken mother's quest for justice lead police to solve the murder of her daughter and a close friend?
Can police use a blurry image taken just seconds before a California woman's disappearance to find the man responsible for her gruesome murder?
When two young women are murdered on the same scenic bike trail just months apart, police are baffled by the similarities of their deaths.
When a young woman turns up murdered, police desperately try to retrace her last known movements; however, what they discover reveals two shockingly different possibilities of how she was killed.
Can police solve the disappearance of a teenager kidnapped out of her own bed in the middle of the night?
Can police ease the fears of a close-knit community following the murder of a beloved restaurant owner?
A young waitress is attacked as she returns home from work late at night.
The mysterious details of one teenager's murder may lead police to solve two brutal murders committed by the same deadly predator.
Will a hidden message discovered on the body of a murder victim be the key to finding the young woman's killer?
Police investigating the murder of a beloved mother and grandmother must realize that a tiny scrap of paper at the crime scene is the key to finding her killer.
Police investigate the terrifying mystery behind the murder of two teenage girls; either they were victims of a targeted attack, or they had simply been in the wrong place at the wrong time.
Police must connect the crime scene evidence from two eerily similar murders to put one vicious killer where he belongs - behind bars.
Police struggle to dissect the love triangle that led to the murder of a young woman; her jilted husband and her jealous new boyfriend are prime suspects.
A young woman is killed while celebrating her graduation from U.S. Naval training.
Police use a revolutionary new technique to sort through a long list of guests and employees at the Paradise Ranch to find the one person responsible for a savage murder.
A look inside the homicide investigation of a well-regarded reality star; the bitter truth behind a murder perpetrated by a "Welcome to Sweetie Pies" cast member.
Police uncover a trail of evidence that indicates that a missing young woman has been the victim of foul play.
A mysterious late-night call requesting last rites for a loved one leads to the shocking murder of a beloved priest.
The police look to find the killer of an unidentified woman found bound, frozen and shot to death in the mountains of Utah.
Painful questions torment a loving husband after his wife's brutal murder; in particular, the community's doubts about whether he had been her killer.
Police must track down the vicious killer of two separate Jane Doe victims, murdered in a similar way.
The abduction of a young girl sends a relentless detective on a quest to bring justice to her heartbroken family.
A young mother is murdered inside her home, and her family hopes to help put her killer behind bars.
A daughter receives an odd text from her mother's phone claiming she left town with a new man, which is the first clue that something is very wrong; the ensuing investigation uncovers more troubling evidence proving her worst fears have come true.
Someone abducts a 12-year-old girl returning home from her church choir recital, staying alone for less than one hour.
A woman's crusade to teach children to read may have led to her murder; police ultimately realize their only hope of finding an answer is to follow the clues left behind by the victim.
A look at a witness account that could lead a small-town police department in the wrong direction as it tries to solve the murder of a friend.
Chilling evidence found inside a quaint Utah bookstore brings the killer of its beloved owner to justice.
Police investigating the murder of a young woman start to wonder if the ambush-style shooting that ended the victim's life resulted from a case of mistaken identity.
A homicide and its disturbing details devastate a teenager's loving family, leaving a tight-knit community to wonder if their loved one could become the next victim.
After the murder of a young girl walking to school, police race to catch her killer before he can destroy another loving family.
The chilling murder of Lee Rotatori and the bizarre crime scene evidence police found inside her motel room mark the beginning of a heartbreaking homicide investigation with multiple victims.
When a young girl vanishes under mysterious circumstances, police must discover if she simply ran away or was actually the victim of something far more sinister.
The murder of a college student in her off-campus apartment leads police to believe the killer may be someone she knew, and the investigation threatens to tear her grieving family apart.
A neighborhood garage sale ends in a hail of gunfire; police chase a cold-blooded killer who was caught in the act by surveillance cameras.
A teenage girl discovers her mother's true identity, along with a telegram that says she's been murdered; her crusade to bring a killer to justice may also bring her closer to the woman she never knew.
Police must solve the murder of a young mother who was savagely strangled to death in her bed while her two young sons slept just steps away; decades of investigating reveal an unthinkable betrayal of trust.
After police find a young mother bound and murdered in her bedroom, her family challenges police to bring a heartless killer to justice.
A puzzling crime scene, disturbing evidence and a young mother murdered; police are determined to bring her killer to justice.
Police must analyze a long emotional and rage-filled 911 call to see if it was made by by a distraught husband or a killer trying to cover his tracks.
A woman finds a young mother murdered following a festive New Year's celebration.
The investigation of a brutal murder forces police to challenge both confessions and lies.
A young girl vanishes on a trip to the mailbox; her abandoned pink bicycle may be the key to solving the disturbing mystery.
A female active-duty soldier dies in a brutal attack during a night out with members of her unit; police try to determine if a secret fear she mentioned to her mother is the motive for her murder.
Investigators must overturn a shocking decision before they can solve the hauntingly familiar murder of a teenager.
A beautiful young woman turns up savagely murdered in a bar parking lot; as investigators retrace her last known steps, several suspects who have possible motives are identified.
Police wonder if a young woman's personalized license plate, FLRT 12, makes her the target for murder or if a far more sinister plot is behind the crime.
Police find a giant sword bent in half, alongside a victim who has been savagely murdered; investigators must sort through the details of his complicated life to bring his killer to justice.
After a loving mother is murdered inside her own home, police focus on their two best clues -- a blood-stained hammer and a dusty footprint.
A romantic date at a high school Valentine's dance turns into a night of terror when a teenager is abducted from her boyfriend's arms at gunpoint.
An unidentified woman is found callously murdered in an off-campus apartment; police have no leads on the case until her terrified neighbor shares a chilling story.
The baffling murder of a young woman leads police to two potential suspects: her new boyfriend and an obsessed stalker.
The search for the man who murdered a single mother might lead police to the perpetrator of a second brutal crime with chilling similarities.
A college student disappears, and her family launches a desperate investigation to find her; what they discover changes their lives forever.
A murdered teenager's body mysteriously turns up in the rural Iowa countryside; the smallest clue could be the key to bringing her killer to justice.
As police try to solve a disturbing homicide, each step of the investigation reveals another layer in a spiderweb of tragedy.
A young mother vanishes, leaving behind nothing but puzzling clues and disturbing questions; a needle in the mud may reveal the truth behind her disappearance.
Puzzling clues and odd witness accounts create huge challenges for investigators who are trying to solve a girl's murder.
A young woman is found bound and strangled to death on the side of a road; as police retrace her final steps, they discover she was last seen being followed by a suspicious man in a cowboy hat.
The murder of a respected health care aide sends a chill through her community; when the investigation reveals several shockingly similar crimes, police realize they've uncovered the trail of a monster.
A tourist takes a photo of vultures in Joshua Tree National Park and inadvertently discovers a gruesome homicide.
When a 15-year-old boy vanishes under mysterious circumstances, police fear the worst; it appears the case has terrifying connections to a serial killer who leaves a trail of bloodshed across the region.
A 14-year-old girl's mysterious runaway note raises difficult questions for police; investigators consider if someone close to her pieced together writing from her journals to cover up an unthinkable crime.
When a young college student is abducted from her campus parking lot, it marks the beginning of a terrifying crime wave on a quiet college campus.
After a young girl disappears from her bus stop, a search reveals that her terrifying abduction has ended in a homicide; as police mount a tireless search to find her killer, the community rallies together to get justice for Angie.
A burned-out car and a blood-stained bedroom reveal the chilling murder of a community pillar; the smallest of clues could lead police to her heartless killer.
A young woman's disappearance marks the beginning of a heartbreaking murder mystery; a clue discovered by a child could be the key to catching his mother's killer.
The abduction of a young mother from a crowded hospital parking lot is the beginning of a terrifying mystery that torments her loved ones for decades.
A teenager waiting for her friends to give her a ride home from work suddenly disappears; when her friends arrive, they find terrifying evidence of her abduction.
Police must unravel a puzzling mystery when a beloved father and real estate executive is ambushed in his office.
If investigators can't find the crack in their suspect's seemingly air-tight alibi, a cold-blooded killer will elude justice.
After a teenager mysteriously disappears, police must determine if a secret meeting with a young man led to her murder.
After a young woman is viciously murdered, police launch a two-part investigation; one to find her killer and a second to identify his victim, Precious Jane Doe.
A compassionate and outgoing woman's dream vacation turns into a deadly nightmare when she crosses paths with a wolf in sheep's clothing.
A beloved mother of four disappears just days after her stepdaughter vanished; police investigate their complicated relationship.
After a young girl disappears on her way home from school, police find her blue raincoat 30 miles away, which marks the start of a heartbreaking homicide investigation.
A young woman's strange encounter with a man outside her home becomes the thread that unravels a terrifying murder mystery.
A teenager vanishes during a walk to the store on a cold winter night; the next morning police find her lifeless body in a snowbank six miles away.
When a loving father is found murdered execution-style in his own home, investigators must follow the trail of his missing car to find his cold-blooded killer.
A young woman riding her bicycle is forced off the road and savagely murdered. Police chase her killer for decades until an overlooked clue ultimately leads to justice.
In February 1976 19-year-old Michelle Mitchell vanished from a well-lit parking lot in Reno, Nev.; the young woman's disappearance would quickly be at the center of one of the most complex and disturbing cases in the state's history.
A couple are gunned down in front of their Thunderbolt, Ga., home in an apparent robbery gone wrong.
When a 15-year-old girl vanishes from her front porch, police must uncover when she was last seen, where she might have been going and who would have wanted her dead.
When the lifeless body of a young girl is found on the shore of the Feather River, police hope that following a trail of footsteps and discarded articles of clothing will lead them to her killer.
A young girl vanishes while walking her dog on a military base, prompting a missing persons case that captivates the nation.
A girl leaves her house following an argument and never returns, triggering a desperate search to find her.
A teenage lifeguard vanishes from a community swimming hole less than three minutes after her mother dropped her off for work.
A beautiful young mother vanishes just hours before the deadliest hurricane in Texas history; the investigation forces her loved ones to weather a storm and then survive a tempest.
A young woman travels to California in pursuit of a Hollywood dream and winds up the victim of a savage homicide.
A young records clerk at a police department is murdered on her way to work her overnight shift.
An independent young woman who is starting out in life on her own becomes the victim in a bizarre and vicious homicide in her apartment.
A young woman getting ready to be a bridesmaid at her best friend's wedding is found viciously stabbed to death in her own home.
Investigators must identify a gunman who murdered a young mother but spared her child who was asleep in her car seat.
Paula Zahn investigates the case of a young woman who is found stabbed to death locked inside a locker at a storage facility.
A young woman is found drowned in her bathtub, and the evidence at the crime scene indicates her killer was someone she knew and trusted.
When a teenage girl is found murdered after a night out with a friend, the police must retrace her final steps to find her killer.
When a young mother disappears, a series of text messages from her phone lead police to believe she left on her own; her family uncovers evidence that she may have actually been the victim of foul play.
Two young girls are lured into a deadly trap by a vicious sexual predator; the lone survivor of the attack helps police bring her best friend's killer to justice.
A daughter's quest to see her birth mother's murder solved is complicated when police discover the prime suspect is in the wind.
A jeep swerves off a dark stretch of road and takes the life of a loving mother; when law enforcement officials arrive, they discover evidence that reveals the accident wasn't the cause of her death.
When the body of a teenage girl is found in the Columbia River, police wonder if she was the victim of an accident or if she killed herself; however, the evidence reveals clues that lead to a disturbing murder mystery.
The unsolved murder of a teenager torments a small Midwestern city for decades, until a relentless team of investigators finally finds the clue that breaks the case wide open.
Police find a young woman who has been run over by her own car, marking the beginning of a terrifying murder mystery.
A teenager vanishes during a bike ride through Point Defiance Park in Tacoma. Wash.; the investigation into her disappearance leads police to fear that a serial killer is on the loose in Tacoma.
An unlikely pair of investigators strive to solve Elaine Fogle's murder after the case goes cold for four decades.
A young schoolteacher is savagely murdered in the doorway of her own home.
Police uncover a trail of terrifying clues while investigating a couple's disappearance; they come to suspect that the couple has fallen victim to a carefully laid trap in the classified pages of the newspaper.
After Wendi Brant, 45, is found murdered at her horse ranch, investigators study the crime scene and realize that Brant must've been killed by someone she knew and trusted.
After a U.S. Air Force major is found beaten to death just outside his home, police wonder whether the crime was a random act of violence or related to his top-secret job at a nearby military base.
A beloved detective is killed during a shootout at a downtown Atlanta hotel; his fellow officers, including his son, strive to bring the two shooters to justice.
A young woman's body is found at a popular campsite in the Rocky Mountains, marking the beginning of a terrifying murder mystery.
A young girl disappears on her way home from school, and the police investigate a series of terrifying calls her family received before she went missing.
After an FBI agent's daughter disappears from an airport parking lot, law enforcement officers from across the country rally to help; however, the case quickly evolves into one of the bureau's most difficult and heartbreaking homicide investigations.
After a woman disappears from her home, police work tirelessly to track her last known movements, following a trail of videotape.
A young girl is kidnapped from her bed in the middle of the night; later, she is found dead in a nearby canal, marking the beginning of one of Salt Lake City's most notorious child murder investigations.
After a four-year-old girl finds her mother's lifeless body, police must try to unravel a mystery; during the murder investigation, they must rule out multiple suspects before arriving at the killer.
After two sisters are found murdered, police find evidence painting a grim picture of the heartbreaking double homicide.
A 16-year-old girl disappears on her way to visit friends; as police retrace her last known movements, they uncover evidence she may have been kidnapped by an international human trafficking ring.
Police investigate a residential house fire and discover it was intentionally set to cover up a savage murder; they hunt for evidence that may have survived the fire.
When a loving mother is found gunned down just steps from her front door, police in her small town are baffled; as the investigation unfolds their initial confusion will quickly boil over into outrage.
A teenage couple out on a date are ambushed by a gun-wielding madman; the lone survivor's heartbreaking account may hold the key to bringing a cold-blooded killer to justice.
A woman and her teenage daughter are savagely murdered in their own home; police find clues at the crime scene, including a bloody bare footprint and an unharmed 3-year-old girl with a heartbreaking story.
When a young woman is found shot to death in her home, police are baffled; then a cryptic letter from a mysterious source sends the investigation down a twisting road to the truth.
A college student disappears in broad daylight after an afternoon of sunbathing at a busy lake; the mystery deepens when her wallet is found along with personal items belonging to another victim of a violent crime.
When a young woman disappears on a cold night in Breckenridge Colo., one of the state's darkest mysteries begins.
Two girls take a trip to the mall and never come home; less than 24 hours later they are found shot to death in a desolate field; investigators ask whether they were killed by someone they knew or a notorious serial killer.
An elected community official is found stabbed to death in his Washington, D.C., home.
When a young woman is savagely murdered in her own home, police must study the bloody crime scene to find the clue that will lead them to her killer.
When a young girl disappears from a quiet suburban street, it marks the beginning of a terrifying game of cat and mouse between police and her abductor.
It takes decades for investigators to follow the evidence to the long-sought-after truth behind the terrifying abduction and murder of 20-year-old Leslie Long, a young mother of three.
Fourteen-year-old Barbara Rowan disappears after leaving home with a baseball mitt on a warm summer afternoon; a neighbor tells investigators that the missing teenager left to meet her "coach," even though she doesn't play organized sports.
After a young mother goes missing during a Fourth of July weekend, it marks the beginning of a disturbing mystery, one that will devastate a loving family and tear a small community apart.
Paula Zahn looks into the case of a young girl who is abducted while playing outside of her grandmother's house.
An 8-year-old girl disappears from her bedroom in the middle of the night.
Just hours after a popular teenager is reported missing, her lifeless body is discovered under a nearby bridge; police must sort through her puzzling last hours alive to bring a ruthless killer to justice.
After a beautiful young woman vanishes, investigators must sort through a series of puzzling clues to solve a deadly mystery.
A young woman's late-night call from a pay phone is transformed into the scene of a terrifying abduction.
A woman relentlessly investigates her daughter's disappearance leading police to a terrifying string of murders.
Police must retrace a teenager's last known movements if they hope to find out when and where she crossed paths with her killer.
While a predator leaves a trail of destruction in his wake, it may fall to a teenage girl to bring an end to his reign of terror.
While searching for a missing mother, police discover evidence that puts them on the trail of a deadly sexual predator.
When a senior at Ohio State University goes missing, it marks the beginning of a terrifying murder mystery.
After a young mother vanishes, her trail goes cold, then a shocking discovery reveals that history repeats itself.
When a young teacher is murdered in her home, police must rely on the eyewitness testimony of a young neighbor who saw her killer lurking outside her window.
A young mother is strangled to death during her overnight shift at an office building.
A beloved grandmother is savagely murdered during a life-and-death struggle; a family secret may be the key to bringing her heartless killer to justice.
Reeda Roundy and Betty Gray are found murdered in Roundy's home, along with a message written in blood, saying "Satan Loves You;" detectives piece together the stunning truth behind the murders with insights provided by the victims' families.
John Greathouse finds his stepdaughter, Kelli Bailey, murdered in her bedroom; investigators find a video tape and a dead man's forged check and hope these clues will be the keys to bringing Bailey's cold-blooded killer to justice.
In Las Vegas, 41-year-old Nancy Menke, a mother of four, is found handcuffed and murdered in the passenger seat of her car; a records clerk in the insurance fraud unit stumbles upon a strange report that blows open Menke's murder case.
The murder of a beloved and talented church organist sends police on a disturbing search for answers.
Paula takes a look at the mysterious death of a successful car salesman; he is killed in a hail of gunfire that erupts on his front porch.
A mother finds her teenage daughter murdered in their own home; decades later, a few drops of blood are discovered and may hold the key to solving the cold case.
A young woman is found shot to death near a dirt road; police hope the bullet found at the scene will unmask her killer.
When a young woman and her 6-month-old child disappear off the quiet streets of Deerfield Beach, Fla., it is the beginning of a terrifying murder mystery.
A convenience store worker is abducted from behind the counter in the middle of the night, becoming the first of three women to disappear from their small town under shockingly similar circumstances.
The body of a teenager is found savagely murdered just steps from her home; when the investigation stalls, police are approached by a brave young woman who is willing to risk her own safety to get justice.
A young mother is viciously stabbed in broad daylight, and her final words may provide police with the key to catching her killer.
A young woman is savagely murdered while fishing along the Platte River.
As a 4-year-old girl, Heidi Jones discovered her mother's lifeless body on the living room floor; now, as an adult, Jones guides police on a relentless quest to find her mother's killer.
A young mother inexplicably disappears in the middle of the night only to be found savagely murdered the next morning, prompting police to retrace the tumultuous events of her last night on Earth.
A young woman's search for her birth mother leads to a quest for justice.
After a father of four is gunned down, police investigate, discovering that nothing about the crime is what it appears to be.
A Las Vegas starlet mysteriously vanishes during a visit to a local spy store.
A sexual sadist known as the East Area Rapist terrorizes California and its law enforcement officers for over 40 years.
Twenty-year-old college student Kim Montelaro goes missing from a mall parking lot, then her lifeless body is found in a ravine five miles from the mall; investigators piece together the timeline of Montelaro's last moments alive and crack the case.
In San Antonio, 25-year-old video game store manager Amber Belken is murdered in an apparent robbery gone wrong, but detectives are troubled by the evidence and dig deeper.
A teenager's disappearance during a visit to her hometown marks the beginning of a terrifying 30-year mystery.
Fifty-year-old mother of three Marilou Johnson disappears from the home of her boyfriend, Roger Blanchard, a wealthy retired businessman, then it becomes clear Johnson has met with foul play.
Nine days after 11-year-old Mary Stiles goes missing while trick-or-treating, a letter arrives at the police station leading investigators to Stiles' body; then, investigators must decipher a series of riddles before the killer strikes again.
After missing newlyweds are found murdered, family members and friends point fingers at each other, leading investigators to believe someone close to the victims is responsible for their deaths.
A teenager vanishes from a movie theater parking lot.
Patti Berry disappears on the way to pick up her child at the babysitter's; her body is found in a secluded wooded area not far from her abandoned blood-soaked car.
A young woman's body is found in the ashes of a fire.
A 12-year-old girl is kidnapped during a home invasion, and police frantically search for her and her abductor.
After a young girl vanishes on the way home from school, her family and police embark on a search for answers.
Police suspect a mysterious double homicide is not what it appears to be.
Police try to retrace a young mother's last known movements in an attempt to solve her mysterious disappearance.
A mother of three is found shot to death just steps from her home.
April Millsap, a 14-year-old, takes her dog for their nightly walk; she is killed on a popular community bike trail; her cell phone leads investigators straight to her killer.
A deadly predator haunts the city of Stockton, Calif.
A military police officer is found murdered in her own home, sending police on a twisted journey for answers.
When a teenager is found savagely murdered, police must retrace her last steps alive to identify her killer.
After a young girl mysteriously disappears, her family and the police undergo a tormenting journey to find a lead.
The police follow a trail of emails, hoping it will lead them to a vicious killer.
A teenager is murdered the night before her college career was about to begin.
A cold case team reopens the investigation into the murder of 36-year-old Linda Robinson who was savagely murdered while her 7-year-old niece is asleep in the next room.
Jamie Bowie disappears while driving from Phoenix to Los Angeles on Interstate 10, then her body is found near the highway a month later.
Police discover a treasure trove of evidence after teacher Genai Coleman is found murdered in a parking lot, but detectives still face a challenge that may prevent the case from being solved.
A look at three cases in which the quest for justice rages on after the verdict has been delivered.
A teenager's shocking murder shatters the peace in a small town and destroys her family.
A hidden clue may hold the key to solving the vicious murder of a young woman.
Police have DNA evidence and a videotape of their suspect, yet they still struggle to find a vicious killer.
After Navy electrician Michael Jacobs comes home to find his wife, Suzanne, and 3-year-old son, Colin, murdered, San Diego police race to catch a serial killer who leaves behind an unimaginable calling card.
In Lenexa, Kan., young women disappear from their apartments as police piece together evidence showing the terrifying crimes are connected.
A young woman is ambushed and murdered in Utah's Big Cottonwood Canyon.
A talented chef's abduction is the impetus for what will turn out to be a chilling homicide investigation.
A woman is murdered while walking home from a dance club.
A cold-case detective reopens a decades-old murder case and promises to get justice on behalf of the victim's family.
After coming to the aid of a stranded roommate, Stephanie Brown's car is found abandoned on the interstate and her body is later discovered floating in an irrigation ditch, the victim of sexual assault and murder.
Cell phone records may help solve the disturbing murder of a popular teenager.
A college student's battle for survival may be the key to solving a double homicide.
The discovery of a woman's body inside an abandoned trailer leads to a 28-year search for the person responsible for her beating death.
The ring of a doorbell overheard during a teenager's final telephone call may be the key to solving her murder.
A cloud of smoke leads two truckers to the shocking discovery of a girl's smoldering remains.
When Mary Ringer returns to her family-owned flower shop, she finds her daughter, Deborah McCormick, lying on the floor covered in blood.
While performing work on a Missouri farm, two brothers stumble upon the partially clothed body of 21-year-old Judy Spencer.
When her mother is murdered, a woman spends 25 years pursuing the truth.
A 22-year-old real estate agent is found strangled to death inside a model home she was trying to sell.
When a young woman and her son are found shot to death in a Texas field, a bag left behind at the crime scene becomes an important clue to catching their killer.
A single drop of blood may lead police to the suspect who murdered a single mother.
A four-year-old boy's frightening discovery spurs police to hunt for a vicious killer.
A young woman's quest for a new life comes to a savage end in a motel room.
Police investigate the murder of a teenage girl found in a cemetery.
Police must find the link between two vicious murders in order to bring a killer to justice.
In Texas, investigators take on one of their own while seeking justice for a murdered family.
Police must unravel a series of lies before catching the killer of a 15-year-old girl.
A mother of four is stabbed to death in her bathroom.
A deadly home invasion leaves a father of three dead, while the victim's wife survives as the only eyewitness.
A 16-year-old girl is murdered in her own home; the case lacks definitive evidence; investigators begin to fear the killer will only be caught after perpetrating an almost identical crime.
When a young woman's car is found abandoned, it begins a 23-year mystery.
A son discovers his mother's violent murder; it takes police decades to track down the California woman's killer.
Laci Hill, a 25-year-old, vanishes without a trace; police receive the key to solving the mystery from her kidnapper's wife.
When a young woman vanishes, police suspect her ex-boyfriend, but the secret to solving the case lies in a cold case file.
A killer's own words may hold the key to solving the case of a man and his wife found murdered in their home.
A Midwestern community is rocked by a triple homicide which claims the lives of a man' 5-year-old son, mother and grandmother.
When a university student is found dead in her dorm room, police discover a crime scene where nothing is what it appears to be.
A bicycle patrol officer finds the body of a young woman who was brutally killed in a parking lot; police investigate whether it was a random predator or if she knew the victim.
Police track down a killer responsible for three murders.
Paula Zahn examines the case of a young woman who is viciously murdered just 24 hours after she is engaged to be married.
A young woman's battered body is found on the side of the road; police cannot find her killer until a second murder uncovers clues linking the two crimes together.
A couple's daily walk ends in murder; a K-9 scent dog leads police from the crime scene to the home of an estranged family member.
A retired professor is found murdered; police try to figure out if the son and daughter are the killers.
A bride is murdered while entering her home.
A man is found dead in front of his home; police officers strive to determine if a dark secret is the reason for the execution style shooting.
A single mother, after being attacked and left for dead, is able to help police find her assailant.
A young girl disappears while delivering cookies to a neighbor.
A woman is stabbed to death and her body is discovered by her sister; the case remains unsolved for two decades.
A mother from Wisconsin is found stabbed to death in her home; with her son missing, the detectives wonder if his disappearance was connected to the murder.
A videotape captures the abduction of 19-year-old Katie Poirier from a convenience store where she was working the nightshift.
A young college student disappears from a mall parking lot.
A teenage daughter might hold the key to solving her mother's murder.
A young mother is kidnapped after a birthday celebration.
A stranger ambushes a family as they pull into their driveway.
A body is found in the San Bernardino Mountains; detectives try to figure out who she was and how she got there.
A man confesses to a terrible double homicide; police must determine whether he actually committed the crime.
A young woman is found murdered in the New Mexico wilderness; police must unravel her killer's twisted obsession in order to solve the crime.
A Marine arrives home and finds his pregnant wife brutally beaten in their bedroom.
A young woman is found dead in the basement of her new home.
The mention of a mysterious boyfriend in the pages of a 17-year-old girl's diary may point to the person responsible for murdering her.
A young mother is found murdered in the bedroom of her home; police try to solve the crime where the only witness is her five-year-old son.
A high school student disappears while studying in the park.
A small-town hairdresser is found beaten and strangled in her beauty salon; the investigation goes cold; an act of conscience cracks the case.
A mother is murdered while walking with her dogs; police arrest a man 26 years later.
A man and his girlfriend are attacked by a mysterious intruder in their home; despite near-fatal wounds, she survives and helps investigators solve the crime.
A man kidnaps a 17-year-old girl and then taunts the family with phone calls.
A college student is found dead on the side of the road.
The naked body of a young woman who was murdered is found by her boyfriend in their Kansas apartment; it takes almost 20 years to solve the case.
To solve the vicious double murder of a couple, police must uncover a killer's carefully calculated plot.
Police arrive at the scene of a grisly murder and wonder if the victim's dying act will point them to the killer.
A late-night crash claims the lives of four beautiful schoolgirls, and the community searches for justice.
A daughter wonders if her mother's untimely end was natural or murder.
A mother leads the investigation of her daughter who goes missing from her university campus.
A small town's unofficial mayor is the victim of a vicious attack.
The disappearance of young mother Jami Sherer, who vanished from Redmond, Wash., in September 1990 while on a journey to see her mother.
A boy is murdered in his bed in the middle of the night and police suspect his mother.
A wild journey around the world uncovers the truth of a wealthy couple found dead.
A FBI profiler jump starts the cold case of a young woman who disappeared from her mountain home.
A woman tells police the story of a robbery at gunpoint but it might be a sinister plot.
It appears to be a tragic accident when a minister's wife is found dead until another member of the congregation is murdered.