Lorena Diaz

Dr Halstead must face the consequences of the unauthorised resuscitation. A misdiagnosis leaves Dr Manning to make some difficult decisions.

Dr Rhodes begins his cardiothoracic surgery fellowship, but gets off on the wrong foot with his new boss, Dr Latham. Meanwhile, Dr Choi begins his life as chief resident, and Sarah is caught off-guard by Dr Charles.

The Emergency Room's charge nurse is arrested for refusing to run a blood test on a DUI. Dr Halstead seeks legal advice. Dr Manning has a difficult case.

Rhodes and Zanetti race to save a member of Firehouse 51, April's brother struggles during his first day at the hospital, and a woman saved from a burning building leads to a bigger mystery.

Dr Rhodes is tasked with delivering some devastating news. April suffers an accident and Dr Halstead presses her into seeking treatment.

Dr Charles faces a difficult case involving a patient who wants to remove his own arm, while Halstead and Goodwin try to help a grieving widower.