United States Navy Sailors with the U.S. Navy Patrol Squadron One, Whidbey Island, Washington, work on a LSRS (P3) aircraft during the Northern Edge Premier Joint Training Exercise at Eielson Air Force Base, Alaska, June 20. The diverse terrain of the Joint Pacific Alaska Range Complex allows participants to deploy and fight in a realistic environment. (U.S. Air Force photo/ Staff Sgt. Lakisha A. Croley)