BELLOWS AIR FORCE STATION, Hawaii (July 18, 2022) A U.S. Navy hospital corpsman, right, and a Mexican sailor prepare for a medical evacuation with a simulated casualty during Valkyrie training as part of Rim on the Pacific (RIMPAC) 2022, July 18, 2022. Twenty-six nations, 38 ships, four submarines, more than 170 aircraft and 25,000 personnel are participating in RIMPAC 2022 from June 29 to Aug. 4 in and around the Hawaiian Islands and Southern California. The world's largest international maritime exercise, RIMPAC 2022 provides a unique training opportunity while fostering and sustaining cooperative relationships among participants critical to ensuring the safety of sea lanes and security on the world's oceans. RIMPAC 2022 is the 28th exercise in the series that began in 1971. (U.S. Marine Corps photo by Cpl. Sydney Smith)