U.S. Coast Guard members assigned to Regional Dive Locker Pacific in Honolulu, Hawaii, conduct training with a submersible remote operated vehicle (ROV) in Honolulu Harbor, Sept. 25, 2025. Coast Guard divers use submersible ROVs to enhance safety and efficiency during high-risk underwater operations such as search and recovery missions, hull and pier inspections, underwater contraband detection, and disaster response. (U.S. Coast Guard video by Petty Officer 2nd Class Tyler Robertson)