Craig Spidle

While Burgess fights for her life in hospital, the Intelligence Unit attempt to track down the shooter.

As his political image hits an all-time low, Kane takes a brief, unannounced break from City Hall to ask an old acquaintance for a favour.

A lavish groundbreaking of the modernised O'Hare terminals cements Kane's legacy. Despite his seemingly bright political future, Kane continues to struggle with his disease.

It's the moment of truth for the city of Chicago and the police department. FBI Special Agent Cuyler returns to pay Superintendent Colvin a visit, and Jarek stops at nothing to address family issues that have haunted him for years. When Jarek and Teresa are forced to put everything on the line, the stakes are raised as their case against the kingpin of corruption in Chicago comes to a climactic conclusion.