Senior Airman Colby Cook, an F-35A Lightning II crew chief assigned to the 419th Fighter Wing, on the flightline July 26, 2019, at Spangdahlem Air Base, Germany. Cook was deployed with his unit to participate in exercises and conduct training with other Europe-based aircraft as part of a Theater Security Package. (U.S. Air Force photo by Airman 1st Class Branden Rae)