9/11 (Pt.1)

September 11, 2001 remains one of the most shocking events in world history, changing the world forever. In this first of a two-part documentary marking the 25th anniversary of the tragedy, rescue workers, survivors and witnesses relive the events of 9/11, revealing how a regular morning turned into an unimaginable nightmare. Some tell their stories for the first time, describing how chaos and fear grew minute by minute.