U.S. Air Force integrated avionics specialists from the 94th Aircraft Maintenance Unit perform maintenance on an F-22 Raptor at Nellis Air Force Base, Nevada, July 22, 2019. The specialists take the data transfer cartridge from the aircraft and download the data to a computer to run diagnostics on issues they were unable to fix on the flightline. (U.S. Air Force photo by Senior Airman Tristan Biese)