U.S. Air Force Staff Sgt. William Riddle, 8th Civil Engineer Squadron explosive ordnance disposal technician, teaches different ways of disposing ordnance to Republic of Korea Air Force EOD members at Kunsan Air Base, Republic of Korea, Nov. 7, 2016. This training increases U.S. and ROK interoperability and ultimately enhances U.S. and ROK commitments to maintain peace in the region. (U.S. Air Force photo by Senior Airman Colville McFee/Released)