On the morning of September 11 , Bingham overslept and nearly missed his flight , on his way to San Francisco to be an usher in his fraternity brother Joseph Salama 's wedding . He arrived at the Terminal A at 7:40 am , ran to Gate 17 , and was the last passenger to board United Airlines Flight 93 , taking seat 4D , next to passenger Tom Burnett
United Airlines Flight 93
United Airlines Flight 93
Mark Bingham