RENDERING HONORS Army Gen. Martin E. Dempsey, left, Army Secretary John M. McHugh, center, and Defense Secretary Robert M. Gates render honors during the playing of the national anthem at a swearing-in ceremony for Dempsey on Fort Myer, Va., April 11, 2011. Dempsey was sworn in as the 37th chief of staff of the Army. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 479989-I-ASJ14-981.jpg Photo Gallery