U.S. President George W. Bush hugs Rev. Paul Britton (L) as first lady Laura Bush watches during a wreath laying ceremony commemorating the fifth anniversary of the September 11th attacks at the impact zone of United Flight 93 in Shanksville, Pennsylvania, September 11, 2006. Britton's brother Marion was killed when the flight hit the ground with hijackers onboard in a Pennsylvania field. REUTERS/Jason Reed (UNITED STATES)