On 5 January 1943, USS Helena (CL-50) fired the first proximity fused projectile in combat and shot down a Japanese divebomber in the southwest Pacific. NHHC Photograph Collection, NH 95813.

On 5 January 1943, USS Helena (CL-50) fired the first proximity fused projectile in combat and shot down a Japanese divebomber in the southwest Pacific. NHHC Photograph Collection, NH 95813.