Video: '9/11 - Retaliated - United Airlines Flight 93'

(Tuesday, September 11, 2001, 10:03:11 a.m. EDT; during the September 11 attacks, part of terrorism in the United States and the War on Terror) — United Airlines Flight 93 crashed this morning after passengers, aware of other 9/11 attacks, revolted against four hijackers 80 miles southeast of Pittsburgh in Somerset County, Pennsylvania.

Video: '(1) CNN 9-11-2001 Live Coverage 8:46.32 A.M E.T - 5.00 P.M E.T'

44 people died, including 33 passengers, 7 crew members and 4 hijackers.

Video: '9/11: As Events Unfold'

The hijacking was part of a series of four coordinated suicide attacks by al-Qaeda on the United States, collectively known as the September 11 attacks.