During the day, in the Solomon Islands, B-17 and B-25 aircraft attacked Ballale Airfield on Ballale, while B-25, SBD, and TBF aircraft attacked Japanese positions at Bairoko, New Georgia. After sundown, US PBY and TBF aircraft attacked a Japanese task force near Choiseul Island east of Bougainville, sinking a destroyer and damaging a cruiser, but also losing several aircraft.
