Haunting images from the 9/11 attacks
Sept. 11, 2001
Credit: AP
Other Photos
Thousands pay tribute at NYC World Trade Memorial
Courage of Flight 93 victims lauded at dedication
Memorial held for 343 firefighters lost on 9/11
Families remember loved ones at September 11 memorial site
Names of 9/11 victims ring out at World Trade Center site
Clinton, Boehner to raise Flight 93 memorial funds
