U.S. Air Force Tech. Sgt. Justin Baker, 18th Civil Engineer Squadron NCO in-charge of base maintenance, directs civil engineers during an airfield damage repair portion of a no-notice exercise April 12, 2017, at Kadena Air Base, Japan. As part of the 18th Wing, the 18th CES enables constant aircraft generation by the 18th Wing by maintaining Kadena’s runways. (U.S. Air Force photo by Senior Airman Omari Bernard)