Remembering United Flight 93
United Flight 93
Credit: ASSOCIATED PRESS
First Lady Michelle Obama and former First Lady Laura Bush tour the construction site at the Flight 93 memorial with Gordon W. Felt, president of the Families of Flight 93, left, who lost his brother Edward Felt on the flight, and Joanne M. Hanley, superintendent of the Flight 93 National Memorial, before a commemorative service at the temporary Flight 93 memorial in Shanksville, Pa., Saturday, Sept. 11, 2010.