 After the Pearl Harbor Attack, the unit began antisubmarine patrols along the Pacific Coast, and provided support to II Bomber Command heavy bomber training units.It was largely unmanned after August 1943 when the United States Navy took over antisubmarine duty.The group moved to Will Rogers Field, Oklahoma under Third Air Force in November 1943, and was programmed for training as a photo-reconnaissance unit, but the unit was never manned or equipped and was inactivated 30 November 1943.