Staff Sgt. Kyle Chui, 23d Civil Engineer Squadron water and fuel systems maintenance shop craftsman, unclogs a sink Feb. 27, 2020, at Moody Air Force Base, Georgia. The 23d CES WFSM shop manages plumbing, from water collection systems to liquid fuel storage, in order to keep Moody running smoothly while upholding the highest environmental standards. (U.S. Air Force photo by Senior Airman Erick Requadt)