One of Japan's greatest assets in World War II was the Mitsubishi A6M5, better known at the "Zero," among the finest fighter planes of its day. This video offers a look at the Zero's history and gives us a spin in the only authentic Zero still in flying condition. As a bonus, learn about the life and times of ace Japanese fighter pilot Capt. Masajiro "Mike" Kawato, the man who shot down "Pappy" Boyington -- the ending to his story will surprise you!