Michelle Obama and Laura Bush commemorate 9/11 at Pa. site of Flight 93 crash

First lady Michelle Obama and former first lady Laura Bush joined hundreds of people gathered in Shanksville, Pa., to honor the victims of Flight 93 on the ninth anniversary of the Sept. 11th terror attacks. -- Michelle Obama and Laura Bush commemorate 9/11 at Pa. site of Flight 93 crash
Where were you on September 11?