Nikita is stunned to hear her old Division partner Kelly has escaped from a Turkish prison, having believed Kelly died when Nikita fled Division.

Patrick Jane and the CBI team hit the horse track when a jockey is found murdered and suspects abound.

The case of a murder and missing person on an intensely secure wealthy family's compound perplexes Jane and the CBI team.

Ripley struggles to rescue a woman and her daughter trapped in an abandoned well. An old friend from Frost's TV days shadows Maggie. Asher discovers an extremely rare condition in her patient's ultrasound.

When her former patient returns to Med, Goodwin learns that time doesn't heal all wounds. Frost and Charles treat a patient struggling with his sexuality. Lenox and Abrams work to save a woman who has been in a coma for 20 years.

Patrick Jane and the CBI team hit the horse track when a jockey is found murdered and suspects abound.

The case of a murder and missing person on an intensely secure wealthy family's compound perplexes Jane and the CBI team.

Ripley struggles to rescue a woman and her daughter trapped in an abandoned well. An old friend from Frost's TV days shadows Maggie. Asher discovers an extremely rare condition in her patient's ultrasound.

Intelligence makes a gruesome discovery that leads Torres to go undercover at the juvenile detention center where he served time as a teen.

A mounting strret war threatens a community-center project that Atwater is trying to get off the ground.

Patrick Jane and the CBI team hit the horse track when a jockey is found murdered and suspects abound.

The case of a murder and missing person on an intensely secure wealthy family's compound perplexes Jane and the CBI team.

Ripley struggles to rescue a woman and her daughter trapped in an abandoned well. An old friend from Frost's TV days shadows Maggie. Asher discovers an extremely rare condition in her patient's ultrasound.

When her former patient returns to Med, Goodwin learns that time doesn't heal all wounds. Frost and Charles treat a patient struggling with his sexuality. Lenox and Abrams work to save a woman who has been in a coma for 20 years.

Intelligence makes a gruesome discovery that leads Torres to go undercover at the juvenile detention center where he served time as a teen.

A mounting strret war threatens a community-center project that Atwater is trying to get off the ground.

Jane and the CBI team narrowly escape a fiery end when a building explodes while they're investigating a death threat. Meanwhile, sparks fly between Lisbon and billionaire Walter Mashburn when they meet again while on the case.

When Jane is kidnapped, Lisbon and the team realize there are many suspects who might want to harm him.

Charles and Archer treat a heart transplant patient who believes his new heart doesn't want to be in his body. Lenox takes a personal day. Asher discovers a mass on a pregnant woman's ovary.

Hannah makes a tough call to save a life. Frost and Ripley treat a young boy with a snake bite. Archer gives Naomi a patient to handle on her own on her last day in the E.D.

Exclusive access to Michael Stone in prison, this episode tells the gripping courtroom drama of Stone's 1998 trial.

A blizzard buries Chicago; Kozenczak tracks down Gacy's surviving victims; Kunkle and Kozenczak attempt to break Gacy's accomplice, David Cram.

Returning to the end of episode one, an inebriated Gacy confesses to Sam the ways he groomed, raped, tortured and killed countless boys and young men.