with the dissolution of tg 12.2 on 9 august, "wyman" joined tg 57.3 for escort duty in waters between the marshalls and marianas. on 31 august, the destroyer escort escorted fuel ships of task unit 30.8.10 to a rendezvous with tg 38.4 and back to link up with tg 38.2 and task force 34. after completing this mission on 20 october 1944, the day of the first landings in the philippine islands, "wyman" resumed escort operations between the marshalls and marianas and also participated in hunter-killer operations into early 1945, supporting the invasion of the strategic island of iwo jima.