PETERSON AIR FORCE BASE, Colo. — Dennis and Kliffa Hall showcase Capt. Ryan Hill’s items from his college days from the Reserve Officer Training Corps program at the Citadel, Military School of South Carolina on November 14, 2018 at Peterson Air Force Base, Colorado. Dennis and Kliffa became Gold Star Family members on February 18, 2012 when their son died during a mission in Djibouti on the Horn of Africa. (U.S. Air Force photo by Staff Sgt. Alexandra M. Longfellow/Released)