180612-M-HB452-0017 IWAKUNI, Japan (June 12, 2018) A Japanese tugboat guides the Panamanian fuel ship Sunny Queen at Marine Corps Air Station (MCAS) Iwakuni, Japan. The ship came to MCAS Iwakuni in order to offload approximately one-million gallons of fuel to support of aircraft. (U.S. Marine Corps photo by Lance Cpl. Andrew Jones/Released)