In spring 1967, Maj. Leo Keith Thorsness was a 35-year-old pilot in a two-seat F-105F Thunderchief fighter-bomber flying over North Vietnam to locate and destroy sites that launched surface-to-air missiles at America’s big B-52 bombers. The 16-year Air Force veteran, an Eagle Scout from Walnut Grove, Minnesota, had racked up an impressive record. On Dec. 2, 1966, he earned the first of six Distinguished Flying Crosses, followed on Jan. 15, 1967, by the first of two Silver Stars.
Thorsness was flying with three other Thunderchiefs southwest of Hanoi on April 19, 1967, when they detected the radar of a SAM site. Thorsness released a guided missile and destroyed the warhead. Turning toward a second SAM site, he dropped a cluster bomb and descended to 3,000 feet to scour the area…
