A real-time, cinéma vérité account of the final flight of United 93, the only airplane hijacked on 9/11 that didn't reach its intended target.

Originally released as a motion picture in 2006. Special features: optional audio commentary with director Paul Greengrass; "United 93 : the families and the film" (presents real-life stories behind the passengers and crew aboard United Flight 93 through interviews with their families ; produced and directed by Kate Solomon ; Working Title ; NBC/Universal ; 60 min., 2006); memorial pages (written biographies of each of the 40 passengers and crew members of United Flight 93).

It's time -- Security check -- Welcome aboard -- Suspicious transmission -- Real world situation -- "Planes," plural -- Cleared for takeoff -- Target lost -- Another hijack -- No Clearance -- Rules of engagement -- Preparing to takeover -- He's got a bomb! -- In control -- Communications breakdown -- Pilots are down -- National emergency -- Suicide mission -- Final moments.