ID INVESTIGATES: 9/11 CRIME SCENE INVESTIGATORS profiles the NYPD?s elite Crime Scene Unit and its search for evidence and survivors in the aftermath of the 9/11 terrorist attacks. Led by Detective Sergeant Joe Blozis, the Crime Scene Unit was tasked with a search of epic magnitude on the biggest crime scene investigation in history. While America absorbed the shock of the tragedy, Blozis and his officers hunted down clues to reveal crucial final moments of the hijacked planes and identify thousands of victims? as well as the terrorists themselves. This one-hour documentary spotlights the brave investigators who risked their lives and endangered their health to dig, sift, and uncover the dangerous remains of Ground Zero.