Airman 1st Class Donald Brudnowski, 55th Fighter Generation Squadron (FGS) crew chief, performs a pre-flight inspection on an F-16 Viper at Shaw Air Force Base, South Carolina, July 22, 2020. The newly reorganized 55th FGS broke their own maintenance non-delivery (MND) record of 1757 sorties. MND’s are classified as a sortie that was cancelled due to maintenance not being able to deliver an aircraft to a pilot. (U.S. Air Force photo by Airman 1st Class Destani K. Matheny)