20th AMXS Airmen practice combat refueling skills
U.S. Air Force Senior Airman Ethan Edmisten, 20th Aircraft Maintenance Squadron dedicated crew chief, sits on a pair of wheel chocks during hot pit refueling at Shaw Air Force Base, S.C., Nov. 5, 2014. Edmisten ,along with other Airmen assigned to the 20th AMXS, practiced hot pit refueling, a technique used to rapidly refuel aircraft in a combat situation. (U.S. Air Force photo by Airman 1st Class Michael Cossaboom/Released)