A 312th Bomb Group B-25 Mitchell climbs away from a low-level strike on Japanese shipping sheltering in a forested harbor, smoke already rising from a vessel hit earlier in the attack. Harbors along the New Guinea and Bismarck Archipelago coastlines served as vital anchorages for Japanese supply convoys, making them frequent targets for Fifth Air Force medium bomber squadrons flying daring mast-height missions throughout 1943 and 1944. Project: 218558