 Complete the following phrase:  From February through July 1944, Andover was used by fighter squadrons the 401st, 402nd, and 485th squadrons of the 370th Fighter Group of the 71st Fighter Wing of the Ninth Air Force of the United States Army Air Forces, flying Lockheed P-38 Lightning aircraft. Flying from RAF Andover, the 370th dive-bombed radar installations and flak towers, and escorted bombers that attacked bridges and marshalling yards in France as the Allies prepared for the 