China Eyes US-Japan Security Upgrade Plan 

FILE - U.S. and Japan Self-Defense Forces soldiers take part in a joint training exercise at Camp Fuji, Japan, Sept. 13, 2017. Washington and Tokyo are set to retool the U.S. military command in Japan.

Washington and Tokyo are gearing up to unveil plans to restructure the U.S. military command in Japan in what would be the biggest upgrade to their security alliance in decades.