Senior Airman Sean Persaud
U.S. Air Force Senior Airman Sean Persaud, 8th Civil Engineer Squadron Water and Fuel Systems Maintenance journeyman, fills a damaged area with water while Airmen simultaneously mix in rapid-set concrete during rapid airfield damage repair training at Kunsan Air Base, Republic of Korea, Oct. 25, 2017. Members from the Air Force Civil Engineer Center, Tyndall Air Force Base, Fla., instructed Airmen assigned to the 8th CES on the new RADR process.
(U.S. Air Force photo by Staff Sgt. Victoria H. Taylor)