Engineers aboard U.S. Coast Guard Cutter Bertholf (WMSL 750) perform maintenance on a main diesel engine filter in the Pacific Ocean, March 4, 2026. Coast Guard engineers are an important part of sustained counter narcotic operations, ensuring Bertholf’s ability to respond to any mission tasking, including Search and Rescue, Law Enforcement, and Defense Operations. (U.S. Coast Guard photo taken by Chief Petty Officer Jayson Merrill)