Airman 1st Class Darby Koger, 380th Expeditionary Aircraft Maintenance Squadron electronical and environmental specialist, walks past KC-10 Extenders along the flight line at Al Dhafra Air Base, United Arab Emirates, Mar. 5, 2019. E&E specialists work on the electrical systems that support the environment for personnel and passengers inside the aircraft. (U.S. Air Force photo by Senior Airman Mya M. Crosby)