Code Black [OV/OmU]

Dr. Leanne Rorish puts her four new first year residents to work.

Mario gets into a fight with a patient.

The chaos and exhaustion of working 36 consecutive hours in Code Black.

A new surgical attending joins Angels Memorial.

Neal clashes with his father, who is a neurosurgeon.

Malaya's pregnant ex, Carla, arrives at the hospital.

Angus uses his background in psychology to help.

Christa has her busiest shift yet.

Lead actor of "The Lion King" arrives with infection.

Jesse fights for his life after a heart attack.

The doctors find their own lives in danger.

Doctors treat patients from multi-vehicle accident.

Angus' older brother, an "all-star" ER doctor returns.

Leanne to confront drunk driver who killed her family.

Doctors are questioned following a violent incident.

Christa becomes insecure in her new relationship.

Christa must put aside her feelings for Grace.

Mario confronts Angus about his Adderall abuse.