McManus thinks White may reform if he spends quality time with Said; Alvarez offers Guerra a unique solution to their dispute; O'Reily's mother, Suzanne Fitzgerald, begins a community service term teaching music at Oz.

The CBI team investigates the murder of a woman whose corpse washed up on an island off the coast of California. Rigsby worries that his relationship with a public defender will create awkwardness between him and Van Pelt.

Major Crimes works with Fritz Howard on a case.

Major Crimes must work with a potentially corrupt FBI agent.

When Alec is recruited to assist with a multi-national prisoner exchange that has gone awry, he sees an opportunity to rescue a wrongfully imprisoned colleague. The case pulls Alec and Rose into the dangerous world of international espionage.

Severide overcomes new obstacles at the firehouse. Cruz finds himself at a loss amid family changes.

Major Crimes works with Fritz Howard on a case.

Major Crimes must work with a potentially corrupt FBI agent.

When Alec is recruited to assist with a multi-national prisoner exchange that has gone awry, he sees an opportunity to rescue a wrongfully imprisoned colleague. The case pulls Alec and Rose into the dangerous world of international espionage.

Severide overcomes new obstacles at the firehouse. Cruz finds himself at a loss amid family changes.

The team must decide whether to trust a prisoner who warns them of a dangerous plot. Zapata is caught between the FBI and the CIA, and Roman and Crawford butt heads over how to handle a volatile situation.

The CBI team investigates the murder of a woman whose corpse washed up on an island off the coast of California. Rigsby worries that his relationship with a public defender will create awkwardness between him and Van Pelt.

Major Crimes works with Fritz Howard on a case.

Major Crimes must work with a potentially corrupt FBI agent.

When Alec is recruited to assist with a multi-national prisoner exchange that has gone awry, he sees an opportunity to rescue a wrongfully imprisoned colleague. The case pulls Alec and Rose into the dangerous world of international espionage.

Severide overcomes new obstacles at the firehouse. Cruz finds himself at a loss amid family changes.

A CIA source threatens to tear the team apart. Rich's place in the FBI is called into question, and Roman and Crawford spend a day together under strange circumstances.

The CBI team investigates the murder of a woman whose corpse washed up on an island off the coast of California. Rigsby worries that his relationship with a public defender will create awkwardness between him and Van Pelt.

Rusty asks for help when he finds Alice Herrera's brother.

Major Crimes identifies a murder victim as the son of a State Superior Court Judge known for being tough on criminals.

911 Dispatcher, Essence Sullins, and the night shift team field non-stop emergency calls from 6 pm-6 am, including one that connects to someone in Essence’s family.

On her last shift at CVD, veteran 911 dispatcher Christine Mazzeo must navigate the chaos of St. Patrick’s Day and say goodbye to the work-family she’s been with through thick and thin over 12 years.

The FBI team and Avery attend a gala hosted by their target Hank Crawford in hopes of arresting him. Roman, meanwhile, grows closer to the Crawfords.

After a devastating fire erupts at a surgery center, Kidd works to hunt down the true cause. Violet, Novak and Vasquez grapple with shifting relationships. Molly's hosts its first trivia night.

Brass wants to know who cut his tendon; Redding and Morales form another uneasy alliance; Rev.

When the CBI team travels to a resort town to find out who murdered a police chief, Lisbon crosses paths with her brother Tommy, now a bounty hunter, who's tracking a bail jumper.