U.S. Air Force Airman 1st Class Corey Chalupa, 31st Aircraft Maintenance Squadron, 510th Aircraft Maintenance Unit crew chief, directs a fuel truck at Aviano Air Base, Italy, May 12, 2020. The 510th FS provided combat airpower on demand to U.S. and NATO combatant commanders as well as the National Command Authority in order to meet National Security objectives. (U.S. Air Force photo by Airman 1st Class Ericka A. Woolever)