Cruz and Bosco are on a collision course with their informant.

Bosco must choose between truth and his partner's desire to find her sister's killer.

Noble is arrested and agrees to use his contacts to set up a drug deal with a notorious dealer.

Kim falls for a famous journalist in the aftermath of an armored car crash.

Ty, Bosco and friends help Sully to dry out.

Firefighters struggle to free an impaled driver; Sully puts Davis at risk.

Phony distress calls keep the police on edge and prevent responses to real crimes.

Bosco and Cruz are trapped in a meth-lab inferno.

Yokas keeps vigil as Emily fights for her life; Sgt. Cruz is on a mission.

Yokas' daughter gets trapped in a snowdrift after using a drug.

A patient claims Carlos groped her; Yokas breaks up a domestic dispute.

Doc breaks in a rookie paramedic; the Sex Crimes Unit approaches Carlos.

A shooter ambushes Bosco, Doc and Carlos as they transport an injured witness.

A suspect will get away with murder unless a boy steps forward to testify.

Yokas and her daughter are taken hostage during a bank heist.

Bosco burns to catch an arsonist after failing to rescue a woman from store fire.

Russian gangster Chevchenko shatters Sully's world.

Russian gangster Chevchenko shatters Sully's world.

Doherty struggles to extricate trapped motorists in a multivehicle collision.

The parents of a missing boy seek vengeance on a known child molester.

Bosco chafes under a female unit leader's authority while investigating a weapons ring.

A citywide blackout fuels a rioting mob that traps Davis and Sullivan.