U.S. Air Force Airman 1st Class Noah Johnson, 100th Aircraft Maintenance Squadron instrument and flight control systems apprentice, looks over a technical order at RAF Mildenhall, England, May 2, 2019. Airmen are put through a training program, called Phase I, where they are put in classroom and flightline settings as part of upgrade training. (U.S. Air Force photo by Airman 1st Class Brandon Esau)