Hope and heroism: Obama hails post-9/11 resilience
Sept 11 Obama Flight 93
Credit: AP
President Barack Obama and first lady Michelle Obama stop to talk during their visit to the boulder that marks the actual crash site during a visit to the Flight 93 National Memorial Sunday, Sept., 11, 2011k, in Shanksville, Pa., on the 10th anniversary of the Sept. 11 terrorist attacks. (AP Photo/Pablo Martinez Monsivais)
