365th Training Squadron F-16 avionics apprentice course Airmen sit behind an F-16 Fighting Falcon at Sheppard Air Force Base, Texas, April 10, 2019. The Airmen are observing and reporting whether the wings and flaps on the F-16 respond accordingly to their wingman, who is in the flight deck testing the controls. (U.S. Air Force photo by Airman 1st Class Pedro Tenorio)