Its last assignment was with Air Defense Command ( ADC ) 's 4708th Air Defense Wing , at Youngstown Municipal Airport , Ohio .
The 502d Air Defense Group is a disbanded United States Air Force organization .
502d Air Defense Group 's last assignment was with Air Defense Command ( ADC ) 's 4708th Air Defense Wing , at Youngstown Municipal Airport , Ohio .
The 502d Air Defense Group is a disbanded United States Air Force organization .