U.S. Marines with 15th Marine Expeditionary Unit and

U.S. Marines with 15th Marine Expeditionary Unit and Japan Ground Self-Defense Force soldiers with Amphibious Rapid Deployment Brigade stand in formation during the opening ceremony of Exercise Iron Fist 2020 on Marine Corps Base Camp Pendleton, California, Jan. 17. Iron Fist has been an annual exercise since 2006. Iron Fist 20 will build on more than a decade of demonstrated interoperability. (U.S. Marine Corps photo by Cpl. Anabel Abreu Rodriguez)