1972: MACKAY TROPHY. F-4 weapon system officer Capt Jeffrey S. Feinstein shoots down his fifth MiG-21 to become the third and final USAF ace of the Vietnam War.
1972: MACKAY TROPHY. F-4 weapon system officer Capt Jeffrey S. Feinstein shoots down his fifth MiG-21 to become the third and final USAF ace of the Vietnam War.