It looks like you're looking for content related to , with a specific mention of "AC3" (which typically refers to an audio codec —Dolby Digital AC-3—often used in video files for 5.1 surround sound).
Dr. Leo Pitt faces the consequences of a difficult triage decision made in the pilot, while a new trauma case exposes a deep rift between the emergency department and hospital administration. the pitt s01e02 ac3
"Triage Aftermath" or "The Second Wave"