 Complete the following phrase:  The regiment relieved the 4th Marines on Emirau Island on 11 April 1944 and performed garrison duties until they were relieved by the 369th Infantry Regiment in June. While they were on Emirau, they assisted the US Navy Seabees in constructing an airfield, because the 147th was the only infantry regiment whod constructed an airfield before at Tonga in 1942. The regiment then moved to the island of Saipan in the wake of the first 