sentences:  In England, the 387th was assigned to the Eighth Air Force 3d Bomb Wing and stationed at RAF Chipping Ongar in Essex.The 387th was the fourth Marauder group to arrive in the UK.The Group began combat on 15 August 1943 by joining with three other B-26 groups attacking coastal defences on the French Coast near Boulogne, and was mounted in thick fog.