U.S. Navy, U.S. Coast Guard, and Canadian forces divers receive a safety briefing before conducting an explosive ordnance disposal exercise at Joint Base Pearl Harbor-Hickam, Hawaii, July 11, 2018, during Rim of the Pacific, the world’s largest international maritime exercise. Twenty-five nations, 46 ships, five submarines, about 200 aircraft and 25,000 personnel are participating in Rimpac from June 27 to Aug. 2, in and around the Hawaiian Islands and Southern California as part of Task Force 177. Rimpac provides unique training opportunities while fostering and sustaining cooperative relationships among participants critical to ensuring the safety of sea lanes and the security of the world’s oceans. Navy photo by Petty Officer 2nd Class Justin R. Pacheco