US destroyers attacked Japanese convoy off Balikpapan, Dutch East Indies according to the U.S. Joint Intelligence Committee. Daily summary dated 25 January 1942

An item reported that during the night an American destroyer squadron attacked a Japanese convoy off Balikpapan, Dutch East Indies scoring 5-6 torpedo hits and a number of close-range shell hits. One large Japanese ship blew up, a second one sunk and one was seen hevaily listing. One American destroyer was slightly damaged by a shell hit. The J.I.C. commented that it was presumably the same Japanese convoy attacked by Dutch aircraft as described in the summary dated 24 January. Then were 4 respectively 8 direct hits scored on warships respectively transports. The convoy consisted of 4 cruisers, 12 destroyers and 15 transports presumably aiming an invasion on Balikpapan.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 46 dated 25 January 1942