9:45 a.m. September 11, 2001: United Headquarters Learns Flight 77 Has Crashed into the Pentagon
United Airlines headquarters receives a report that an aircraft has crashed into the Pentagon. They learn it is Flight 77. [9/11 Commission, 1/27/2004]
United Airlines headquarters receives a report that an aircraft has crashed into the Pentagon. They learn it is Flight 77. [9/11 Commission, 1/27/2004]