Gen. Lloyd Austin, the 33rd Vice Chief of Staff of The United States Army (Left), and the Honorable John McHugh, Secretary of the Army (Center), place a wreath at the Tomb of the Unknown Soldier during a Full Honor Wreath Ceremony honoring the Army's 237th birthday in Arlington National Cemetery, Va., June 14, 2012. (U.S. Army photo by Spc. Devin Kornaus)