180518-M-ON849-0038 IWAKUNI, Japan (May 18, 2018) Sailors with Headquarters, Headquarters Squadron and the Disaster Prevention Center, use a UB-6 Utility Boat to set up an oil containment boom during spill response training at Marine Corps Air Station Iwakuni, Japan. The training simulated the response for an oil or fuel spill in the air station’s harbor. (U.S. Marine Corps photo by Lance Cpl. Stephen Campbell/Released)