The United States will set up a rapid reaction unit of the Marine Corps in Okinawa for the defense of remote islands in southwestern Japan, Japan-U.S. diplomatic sources said Monday.A Marine Littoral Regiment, or MLR, will be established within a few years as part of a realignment of the Marine Corps in the southern island prefecture, according to the sources, amid China's intensifying military activities in the East China Sea.The plan is expected to be brought up at a "two-plus-two" security meeting involving foreign and defense ministers of Japan and the United States, to be held in Washi…READ FULL ARTICLE