“In December 1968, Soon completed his final day of training…” — Perhaps It's You at 41:21

Perhaps It's You S6 Ep15: Do Ghosts Ride the Bus?

“In December 1968, Soon completed his final day of training in the United States and was sent back to Vietnam. Gwen wanted him to stay with her, and they have a very sad parting reenactment in the segment, but of course he had no choice. Within weeks, he was flying combat missions in Vietnam. He received many letters…”