Chase Wakelin interviews Bill Mayall, a veteran who served as a navigator on the B-52 strategic bomber during the later years of the Vietnam War. Bill recounts the missions he flew and his experience as a POW in the Hanoi Hilton.

This airman was one of only two POWs to survive captivity in World War II and Vietnam (Richard Keirn)
Like a lot of men who turned 18 during World War II, Richard Paul Keirn signed up to do his duty with the U.S. military. His choice was the U.S. Army Reserve in his native Ohio. He joined in November 1942, but within three months, he was accepted to the

