Stringfellow Hawke (Jan-Michael Vincent), Dominic Santini (Ernest Borgnine) and Caitlin O’Shannessy (Jean Bruce Scott) take to the sky again this week, and this time they take on two elements that seemed to permeate 80s culture… Plane hijackings, and Vietnam M.I.A.s. First up is Flight #093 is Missing, which aired 17 November, 1984. It was…