Sept. 11 remembered

President Obama on Tuesday led the nation in paying tribute to the thousands of people who lost their lives on Sept. 11, 2001, noting that the “true legacy” of the attacks that day is “a safer world, a stronger nation and a people more united than ever before.”

Presiden Obama, flanked by Defense Secretary Leon E. Panetta (left) and Gen. Martin Dempsey, bows his head at the Pentagon Memorial during a ceremony to mark the 11th anniversary of the Sept. 11 attacks. (AP Photo/Carolyn Kaster)

Presiden Obama, flanked by Defense Secretary Leon E. Panetta (left) and Gen. Martin Dempsey, bows his head at the Pentagon Memorial during a ceremony to mark the 11th anniversary of the Sept. 11 attacks. (AP Photo/Carolyn Kaster)

More Photo Galleries

Happening Now