U.S. Air Force Staff Sgt. Sonethasinh Sayasaeng, left, shows Airman 1st Class Talon Cotterman, right, both 35th Maintenance Squadron avionics technicians, how to begin the M7.1 upgrade to an F-16 Fighting Falcon at Misawa Air Base, Japan, July 13, 2017. Both aircraft maintenance unit personnel are working together to simultaneously phase the 13th and 14th Fighter Squadrons’ fleet into the new upgrade by Aug. 1, enabling emerging pilots to receive a finer quality of training. (U.S. Air Force photo by Airman 1st Class Sadie Colbert)