Following the work of America's Customs and Border Protection agency, whose job is to defend the border and stop terrorists, drugs and illegal weapons from entering the country.
Officers examine a trailer filled with cooking supplies and unearth a GPS tracker, the kind cartels use to watch their loads; US citizens who accidentally approach the international border are inspected, and it turns out they have a few secrets.
When a drug dog alerts a vehicle full of clubbers heading to a techno bar, officers find the group has gotten creative with their illicit drugs; officers inspecting a couple's truck find bags full of rat carcasses to be used in a specialty soup.
When two sisters are pulled over for making an unsafe lane change, officers discover they have an illicit stash that can't cross the border; a Mexican couple attempts to bring a bag of foul-smelling insects for a special recipe.
When a bus is stopped for a routine search, an X-ray reveals some contents may be under pressure; a U.S. family's pet parakeet is denied entry into Mexico and without special USDA approval, it may not be allowed back into America either.
When a U.S. citizen returning from Mexico is flagged for having an arrest warrant, the man claims to have taken 20 morphine pills in order to avoid prison time; a shipment of car seat cushions coming into America is padded with more than foam.
A man entering the U.S. with more cash than the $10,000 limit raises eyebrows; officers find a cooler full of rat meat in the back of a traveler's vehicle, but further inspection uncovers something more surprising.
When a man waiting in the pedestrian line to enter the U.S. suddenly turns and sprints back toward Mexico, officers give chase; a Mexican national seeks asylum in the U.S. after claiming he was kidnapped and extorted for information by cartels.
Travelers attempt to smuggle firearms within a load of sporting goods; officers crack down on animal smugglers; visitors like to bring home traditional gifts to their families in America, but there's still a limit to what can come across the border.
Officers encounter people trying to bring in the odd, unlikely, and illegal; tourists who drink too much in Mexico run into trouble when reentering the U.S.; when a traveler's story doesn't add up, a rookie officer makes a record bust.
Officers spot a lone pedestrian entering the U.S. with large bags; the search reveals containers of coffee, one concealing a package of suspected narcotics; the x-ray of a flatbed trailer reveals hidden bundles, but officers struggle to reach them.
A truck carrying household goods into Mexico is stopped for inspection; when several boxes are X-rayed, a gun and ammunition are found hidden inside a kids' toy box; a man re-entering the U.S. is stopped after checks reveal he is wanted for murder.
After a recent gun show in the U.S., officers are on alert; when a man returning to Mexico claims to have gone grocery shopping far from where he lives, his car is inspected; a man smuggling pills has to choose between jail time or giving up names.
An expectant mother gets caught with an unexpected load in her car; officers stumble upon a shipment of narcotics not-so-secretly concealed; a bounty hunter has trouble keeping her cool when officers find she's carrying something illegal.
Officers get a surprise with narcotics hide within a shipment of rubber; suspicions raise when a routine X-ray reveals packages hidden inside the tires of a truck; a missing teenager with a rap sheet is turned in to the authorities.
Officers in Hidalgo are forced to close the bridge when it's stormed by asylum seekers attempting to jump ahead of hundreds of people waiting to seek refuge in the US; a cavity search reveals a pill smuggler concealing meds in an unpleasant place.
A new recruit hoping for her first drug seizure strikes it lucky; an unlikely smuggler is caught with nearly $50,000 in cash; officers find a fuel tank that's got more than gas inside it; a bus is searched after a K9 alerts to a strange smell.
A random inspection of travelers leads to the takedown of a cartel stash house; a young woman coming from northern Mexico unwittingly brings across an illicit load; a man is detained for an outstanding warrant he didn't know he had.
Officers prepare for the extradition of a cartel boss; travelers try to fool officers into allowing their illicit loads over the border; a truck stolen by a cartel comes back to America; a man attempts to conceal pills where officers can't find them.
Officers find farm equipments packed full of narcotics; teenagers are caught smuggling anti-anxiety pills; a truck is found with a secret compartment full of drugs, requiring a complex code to open it; a van's gas tank has more than fuel in it.
Officers target SUVs that are notorious for concealing drugs; two wanted cartel members are extradited back to Mexico; officers struggle to open up an engine part that they think is hiding drugs; a woman smuggling diet pills is caught in the act.
A man crosses with something that fell from the sky - literally- as well as the remains of a federally protected animal. Officers find a stay-at-home mom who may have a side hustle dealing pills and a shipment of limes arrives with an extra surprise.
A mother and daughter are caught under the influence of meth; a million-dollar load is found within a shipment of mattresses; a young traveler attempts to smuggle pills in his waistband; officers apprehend a man with an outstanding warrant.
Officers find a concealed load in the side panels of a truck; Hundreds of gun parts headed for Mexico are intercepted; A man who claims to have been kidnapped by a drug cartel seeks asylum in the US; A traveler arrives with an unusual cut of meat.
After a K-9 alerts officers, a covert load of narcotics is found in the air tank of a tractor-trailer; a pair of pill smugglers are held to task; a Mexico-bound weapon cache is intercepted; a man is detained after a joint is found in his suitcase.
Officers discover an illicit load in a shipment of garbage bags; a U.S. Marshal exhibits some disorderly conduct; a woman previously imprisoned for trafficking meth is found with an excessive amount of pills; knockoff luxury goods are uncovered.
A retiring officer makes a significant bust before hanging up his hat; a bus arrives with more than just passengers in tow; a mother wanted on a nine year old warrant for theft is apprehended; a car unexpectedly explodes in the middle of a bridge.
Officers discover a lethal load in the back seat of a car; 70-year-old sisters are caught trying to smuggle pain pills; a woman and son with fake visas attempt to cross into the US; officers assist a surgeon whose vehicle will only drive in reverse.
Officers make a massive seizure after searching a spicy load; a former teacher is surprised to find she has an arrest warrant; two men are caught with gun parts in their luggage; a traveler's cargo is scrutinized when crossing liquor into the U.S.
Two men are caught attempting to smuggle a rooster for cockfighting; officers find millions of dollars of counterfeit goods; a woman flees after dumping drugs on the bridge; an illicit load is found hidden in the axles of a lowboy trailer.
Officers receive a tip-off on a vehicle loaded with cartel cash; a man released from jail finds himself in trouble for smuggling hundreds of prescription pills; a magician comes under scrutiny for traveling with a dove he uses as a prop.
A concealed shipment is hidden in the fifth wheel of a tractor-trailer; officers searching a courier's van find a lethal cache; an unlikely source sets off the radiation detector; a young woman is detained for a warrant she didn't know she had.
When night falls, a different type of traveler crosses the border -- and cartel spotters are nearby watching; a truck driver's modified cab is carrying a secret commodity; officers find a surprise in a car that has never crossed the border before.
A traveler gets more than he bargains for when he is mistaken for a wanted man; agriculture specialists deal with a shipment of cattle arriving without the required seal; officers are suspicious when a businessman arrives in a brand-new car.
An elite team prepares for the extradition of a cartel Sicario, or hit man wanted for murder in his home country; with the sale of guns and ammo strictly controlled in Mexico, cartels turn to America for the weapons to wage their wars.
K9s save the day, identifying gallons of paint and beer bottles filled with more than the officers bargained for; a man with a warrant for his arrest is concealing something suspicious; officers question the intentions of a chatty traveler.
An officer catches a woman trying to use a forged visa to get into the U.S.; a rookie officer takes part in a cocaine seizure; officers suspect a traveler claiming to be a pastor on the way to a religious conference may not be who he says he is.
Officers see a trend of narcotics being smuggled inside car dashboards; a teenager's tattoos send up red flags; a surprising load is found in a train car; a teenager attempting to cross the border is flagged as having an outstanding arrest warrant.
A new officer makes one of the biggest drug busts her bridge has ever seen; a group of biology students returning from Mexico is carrying something unexpected in their trunk; a pedestrian attempts to conceal something valuable under his clothing.
Agricultural inspectors intercept nearly 50 gallons of illicit moonshine; a former cartel hitman is extradited back to Mexico; a random vehicle inspection turns up a major seizure; a woman is caught attempting to smuggle prescription meds.
A shipment of cardboard packing supplies hides a lethal secret, and a laptop computer bag conceals a narcotic that even advanced technology has trouble identifying; agriculture specialists prevent a deadly pest from entering the country.
A man returning from Mexico requires emergency Narcan after a suspected opioid overdose; an unlikely family is caught trying to smuggle firearms into Mexico; a woman attempting to sneak prescription meds into the U.S. is caught red-handed.
A man who arrives at the border with a baby is concealing another valuable commodity; a couple who fails to declare Mexican avocados ends up causing a scene; a teenager claiming to be a U.S. citizen arrives looking to attend high school in Texas.
A man who didn't realize he had a warrant for his arrest is apprehended; officers get creative when bricks of narcotics are found hidden deep within a semi.
The cartel tries to sneak one last shipment over the border just before midnight; officers uncover a delivery that isn't what it seems; a woman acting erratically is found with a Santa Muerte statue, indicating she may have cartel connections.
A woman returning from a shopping trip in the US attempts to smuggle dirty money into Mexico; a van full of clothes is hiding an exotic shipment; a man finds a clever hiding place for prescription drugs; a family tries to bring in illicit fruits.
A drunk driver causes a three-car crash; a man attempts to import counterfeit goods; an investigation is launched into a pill-smuggling ring, and a shipment of cocaine is found inside office furniture; an armed robber on the run is captured.
Dirty cartel money is found hidden in a truck; an intoxicated minor requires medical treatment; a man tries to enter the US with a false visa, and two sisters are caught smuggling meds; a large quantity of cocaine is found hidden inside trash bags.
Officers stop a man suspected of money laundering; cocaine is found hidden in an unexpected area of a shipping truck; a traveler is caught trying to bring weaponry into Mexico; a father is stopped when trying to smuggle medication for his son.
An illicit shipment is disguised in bags of concrete; officers identify a criminal wanted for burglary when he attempts to cross the border; a woman is caught smuggling too many diet pills; a retired police officer almost carries a gun into Mexico.
A woman is investigated for smuggling a baby; officers find packets filled with cocaine, meth, and heroin in carrots -- indicating gang involvement; two young women are caught smuggling pills; a wanted man triggers an alert.
Officers discover firearms that may be intended for a Mexican drug lord; a load of Fentanyl hidden in an ice cream freezer; a truck driver transporting puppies is under scrutiny; a wanted woman is detained in Brownsville.
Officers question a man traveling with two children that aren't his; a traveler is caught smuggling cash; drugs are found concealed in a flatbed truck; a drunken man is restrained in Progreso, Mexico.
Officers in Laredo, Texas, help a troubled 14-year-old; drugs sent through the mail are seized; a nurse in Progreso, Mexico, is caught smuggling fentanyl; a woman with children is stopped; a drunken woman bares all to officers.
Multiple drug busts and arrests get made at various border crossings in Texas, including the discovery of the largest meth haul yet attempted at the Pharr-Reynosa International Bridge.
At the Brownsville, Texas, point of entry, officers encounter drug trafficking, fraudulent documents and illegal merchandise; authorities seize $7 million worth of marijuana hidden inside a rolled carpet during a routine cargo inspection.
Meth is found inside the walls of a trailer; brothers are caught smuggling prescription medication; illicit Mexican delicacies are confiscated at the border.
Upon detaining a woman smuggling Tramadol and Xanax pills, officers discover she is part of a larger drug ring; officers arrest a daily crosser after finding cocaine in her vehicle; an officer's hunch leads to the discovery of 500 kilos of marijuana.
Officers discover methamphetamine hidden inside a truck's speakers and confiscate drugs packed deep within lead boxes; a woman denies trafficking pain pills; a man is interviewed to confirm his citizenship.