Four U.S. Air Force 909th Air Refueling Squadron Airmen discuss flight plans during exercise Northern Edge, May 16, 2019, at Eielson Air Force Base, Alaska. Alaska provides unparalleled aerial ranges, airspace and support infrastructure from two Air Force bases which is unavailable anywhere else in the Indo-Pacific region. (U.S. Air Force photo by 1st Lt. Kayshel Trudell)