An A-10 Thunderbolt II assigned to the 422nd Test and Evaluation Squadron takes off for a test mission at Nellis Air Force Base, Nev., April 19, 2023. The 422nd TES is testing an updated version of Operation Flight Program 11 to test a software patch allowing the GBU-39, small-diameter bomb employment on two additional weapons stations. (U.S. Air Force photo by William R. Lewis)