U.S. Air Force Master Sgt. Joseph Royer, a KC-135 Stratotanker aircraft boom operator with the 96th Air Refueling Squadron, refuels an F-22A Raptor aircraft during exercise Rim of the Pacific (RIMPAC) 2014 over Hawaii July 18, 2014. RIMPAC is a U.S. Pacific Fleet-hosted biennial multinational maritime exercise designed to foster and sustain international cooperation on the security of the world's oceans. (U.S. Air Force photo by Senior Airman James Richardson/Released)