Senior Airman Chase Gilmour, 421st Aircraft Maintenance Unit crew chief, refuels an F-35A Lightning II fighter jet during Astral Knight 2019 on June 5, 2019, at Aviano Air Base, Italy. The U.S. Air Force has deployed one squadron of F-35A Lightning II fighter jets, Airmen, and associated equipment to Aviano Air Base, Italy, from the 388th and 419th Fighter Wings, at Hill AFB, Utah. (U.S. Air Force photo by Tech. Sgt. Jim Araos)