An F-16 Fighting Falcon fighter jet assigned to the 64th Aggressor Squadron (AGRS) sits in the corrosion shop on Nellis Air Force Base, Nev., April 22, 2019. The 64th AGRS prepares U.S., allied, and partner nation aircrews for aerial combat with accurate and realistic threat replication training. (U.S. Air Force photo by Airman 1st Class Bryan Guthrie)