U.S. Navy sailors render salutes to the flag flown at half mast during the "Flags In" tribute to honor fallen heroes at Arlington National Cemetery, Va., May 22, 2008. The sailors are assigned to the U.S. Navy Ceremonial Guard. U.S. Navy sailors render salutes to the flag flown at half mast during the "Flags In" tribute to honor fallen heroes at Arlington National Cemetery, Va., May 22, 2008. The sailors are assigned to the U.S. Navy Ceremonial Guard. SHARE: Download: Full Size (6.84 MB) Tags: photo essays Credit: VIRIN: 015172-J-BPE20-802.jpg Photo Gallery