Sgt. Christopher Anthony, Tomb Sentinel, 3d U.S. Infantry Regiment (The Old Guard), carries roses to be placed at each of the crypts of the Tomb of the Unknown Soldier during his last walk ceremony in Arlington National Cemetery, Va., August 6, 2012....

Sgt. Christopher Anthony, Tomb Sentinel, 3d U.S. Infantry Regiment (The Old Guard), salutes the crypts of the Tomb of the Unknown Soldier while Taps is played during his last walk ceremony in Arlington National Cemetery, Va., August 6, 2012. The layi...