Over Guadalcanal on August 7th 1942 two of WWII's most famous pilots engaged in a dogfight that would go down in history. Showing mercy to one another in what was a brutal aerial battle, James 'Pug' Southerland and SaburÅ Sakai sparked one of biggest mysteries of WWII. Why didn't they go in for the kill when they had the chance...? To this day the mystery remains unsolved.