Complex sentence: The first F4U pilot to be decorated with the Medal of Honor came from VMF-124--1stLt Kenneth A. Walsh for a mission on August 30,1943, during which he shot down four Japanese Zeros before ditching his borrowed Corsair.
Split into simpler sentences: The first F4U pilot to be decorated with the Medal of Honor came from VMF-124. It was 1stLt Kenneth A. Walsh for a mission on August 30,1943, during which he shot down four Japanese Zeros before ditching his borrowed Corsair.