U.S., British and Canadian military joint terminal attack controllers inspect a firing range at Joint Base Pearl Harbor-Hickam, Hawaii, July 15, 2014, during exercise Rim of the Pacific (RIMPAC) 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)