3 seasons available
Eddie and Badillo try to help a man whose apartment has been taken over by a squatter; Danny and Baez investigate when a student is found dead in her dorm.
The Reagan family races to stop deadly mayhem in the city when the gangs of New York unite to demand amnesty for the release of their imprisoned members and those awaiting trial.
Danny goes against a direct order during a hostage negotiation; Nicky asks Erin for help when her friend is in jeopardy of losing his scholarship because of a crime he didn't commit; Frank helps a distraught officer who accidentally shot a girl.
While off duty, Danny encounters a gas station robbery in progress and is forced to use his weapon, leaving him shaken and his family and co-workers concerned; Frank learns that a top officer in his department has a dark past.
After a woman is murdered in her apartment, Danny and Baez turn to her daughter for help, but instead she complicates the investigation; someone from Jamie and Eddie's past launches a smear campaign against them.
Frank's longtime friend Lenny reveals that an upcoming exposé will air some of the NYPD's dirty laundry; Erin must decide how to charge a doctor whose experimental treatments led to the death of his terminally ill daughter.
Frank must decide about implementing a more rigorous fitness test after an officer has trouble keeping up with his partner; Danny is hesitant to pursue a cold case after learning who the original detective was; Anthony begs Erin to stall a trial.
Jamie and Renzulli are injured by a church's security team while responding to a 911 call, and Frank must deal with the fallout.
Jackie goes undercover as a prostitute to catch a serial killer; Erin meets a man at an art gallery.
Jackie and Danny think a young woman was forced to commit suicide; Frank clashes with Mayor Poole over a threat to the city; Henry has a heart attack.
A dangerous ex-mobster helps Danny with cold cases in exchange for leniency for his son; Jamie searches for a secret about the Sanfino family.
When Erin's informant is murdered, she can't help but blame herself for the death and work to help Danny discover who killed him; Frank deals with public backlash against an officer.
Jackie and Danny investigate a murder at a diner, where a witness claims a uniformed officer fled after shots were fired.