MARINE CORPS AIR STATION IWAKUNI, Japan (Oct. 28, 2021) A seven ton truck drives aboard USNS Guam (T-HST-1) during Exercise Active Shield at Marine Corps Air Station Iwakuni, Japan, Oct. 28, 2021. Active Shield is an annual bilateral training exercise designed to test U.S. and Japanese forces in their ability to respond to contingencies and cooperatively address challenges faced by the installation. (U.S. Marine Corps photo by Cpl. Mitchell Austin)