Mascots of the U.S. Air Force and Naval academies engage in a push-up competition during the Air Force-Navy game in Colorado Springs, Colo., Oct. 6, 2012. Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, attended the game. Mascots of the U.S. Air Force and Naval academies engage in a push-up competition during the Air Force-Navy game in Colorado Springs, Colo., Oct. 6, 2012. Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, attended the game. SHARE: Download: Full Size (7.44 MB) Tags: Photo Essays Credit: VIRIN: 021367-R-SGN50-452.jpg Photo Gallery