U.S. Air Force Senior Airman Taylor Manz, a boom operator assigned to the 909th Air Refueling Squadron, walks through a KC-135R Stratotanker during exercise Northern Edge, May 16, 2019, at Eielson Air Force Base, Alaska. Northern Edge is designed to sharpen participants’ tactical combat skills, to improve command, control and communication relationships and to develop plans and programs across the Joint Force. (U.S. Air Force photo by 1st Lt. Kayshel Trudell)