 "Missouri" arrived at Ulithi on 9 May 1945, and then proceeded to Apra Harbor, Guam, arriving on 18 May.That afternoon Admiral William F. Halsey Jr., Commander Third Fleet, brought his staff from cruiser "Louisville" onto the "Missouri".She passed out of the harbor on 21 May, and by 27 May was again conducting shore bombardment against Japanese positions on Okinawa.