24 US Army Air Force bombers conducted an attack on Lakunai Airfield at Rabaul, New Britain, escorted by 48 US Navy F6F and US Marine Corps F4U fighters; 1 F6F and 2 F4U aircraft were shot down by ground fire during the bombing mission. Shortly after, 48 USMC F4U fighters and a number of USAAF P-38 fighters conducted a fighter sweep over Rabaul. 99 Japanese A6M fighters rose to defend against the sweep. USMC airmen claimed 21 Japanese shot down, and USAAF 8; Gregory Boyington of USMC squadron VMF-214 alone claimed 4; Japanese records would later reveal that only 6 aircraft were lost during the fighter sweep.
