Wreath-laying ceremony at Arlington Cemetery
Members of the Air Force, Army, Navy, Marine and Coast Guard honor guards participate in a wreath-laying presentation at the Tomb of the Unknowns Nov. 11, 2010, during the Veterans Day ceremony held at Arlington National Cemetery in Arlington, Va. Many senior Department of Defense leaders attended the event along with hundreds of visitors and veterans. (U.S. Air Force photo/Master Sgt. Raheem Moore)