Secretary Gates, Gen. James Cartwright and other senior defense officials render honors. Secretary of Defense Robert M. Gates, Vice Chairman of the Joint Chiefs of Staff Gen. James Cartwright and other senior defense officials render honors during the playing of the national anthem as part of a Veteran's Day ceremony at the Tomb of the Unknown Soldier at Arlington National Cemetery in Arlington, Va., on Nov. 11, 2010. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 597987-A-RDE37-547.jpg Photo Gallery