From left, U.S. Army Col. Jayne Jansen, 633rd Air Base Wing vice commander, retired U.S. Navy Commander George Coker, former North Vietnam prisoner of war, and Matthew Hartman, 358 Air Force Sergeant Association chapter president, place a wreath on the POW-MIA memorial at Langley Air Force Base, Va., Sept. 21, 2012. People across the United States pause to remember the sacrifices and service of those who were imprisoned, and are missing in action, in addition to their families. (U.S. Air Force photo by Senior Airman Racheal Watson/Released)