Airman 1st Class Kesten Accomando, a 25th Aircraft Maintenance Unit crew chief, and Airman 1st Class Robert Youngs, a 51st Logistic Readiness Squadron fuels operator, track the refueling process on an A-10 March 18, 2014, at Osan Air Base, Republic of Korea. Accomando and Youngs refuel aircraft everyday as part of their duties. (U.S. Air Force photo by Staff Sgt. Jake Barreiro)