When Iggy and Kapoor discover a patient might be suffering from lead poisoning, they are forced to take on the city. Meanwhile, Max’s unsolicited attempts to help a patient backfires.

Philip and Elizabeth complete their next mission – but not without complications – and Philip’s fears about Elizabeth’s readiness for action deepen. Stan tracks the KGB walk-in which leads to…

The death of Gloria Carlyle, the elegant, seemingly ruthless matriarch of one of New York’s wealthiest and oldest families, brings a world of hurt down on her family. After Gloria…

With Nora gone, Eph reluctantly joins Setrakian’s quest in hopes of gathering enough evidence to warrant a citywide quarantine. Fet encounters the unexpected inside the subway tunnels, and a medical…

Francis heads for his hometown to deal with a crisis. Zoe negotiates the politics of being a journalist on the rise. Claire finds herself a new business partner.

A feud starts between Francis and Marty Spinella. Russo goes into depression about the job losses at the shipyards.

Frank ups the ante on the war on terror to counter Conway’s public show of strength. Tom joins Claire on the campaign trail.

When Captain Gregson’s home is invaded, Holmes and Watson work to find the masked gunman before he strikes again. Meanwhile, Gregson gives his team some insight into his private life.

A kidnapping poses a test for the capabilities of the Task Force as they contend with a mysterious pirating organization.

An NYPD officer kills a troubled fellow officer who took hostages at gunpoint; detectives Lupo and Bernard find valuable stolen documents and a dead body at the man’s apartment.

The police and prosecutors investigate the connection between an award-winning songwriter and the young woman found murdered in his home to discover who would profit by her death at his…

When a gay man is beaten to death during the abduction of his adopted infant son, Detectives Briscoe and Green suspect that ransom from the murder victim’s wealthy partner may…