PEARL HARBOR (June 28, 2022) Operations Analyst Cameron Havlik, first from left, Computer Scientist Christian Morales, third from left, and U.S. Navy ChiefOperations Specialist Jonah Jacquet, fourth from left, all from the Performance Assessment Department of Naval Surface Warfare Center, Corona Division, engage with crewmembers of the Japan Maritime Self-Defense Force Izumo-class multi-purpose destroyer JS Izumo (DDH 183) in Joint Base Pearl Harbor-Hickham, Hawaii, June 28, 2022, before installing an Iridium Tracker Unit Beyond Line-of-Sight tracker system aboard during Rim of the Pacific (RIMPAC) 2022. The system supplies telemetry that provides encrypted data for utilizing the Defense Information System Agency Iridium Enhanced Mobile Satellite Services and was installed in preparation for RIMPAC. Twenty-six nations, 38 ships, four submarines, more than 170 aircraft and 25,000 personnel are participating in RIMPAC from June 29 to Aug. 4 in and around the Hawaiian Islands and Southern California. The world's largest international maritime exercise, RIMPAC 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. Navy photo by Jim Bounds)