GAME DAY Army Secretary John McHugh; Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff; and Army Chief of Staff Gen. George Casey attend the 110th the Army-Navy football game at Lincoln Financial Field in Philadelphia, Dec. 12, 2009. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 553126-M-JAL21-143.jpg Photo Gallery