Japanese destroyers were sighted north of Guadalcanal according to the U.S. Joint Intelligence Committee. Daily summary dated 20 August 1942

An item reported that two Japanese destroyers were sighted north of Lunga Roads, Guadalcanal, Solomon Islands.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 253 dated 20 August 1942.