Who was D.B. Cooper? FBI theories, new evidence revealed in documentaryPosted: 7/28/2004 12:00:00 AM Reads: 324 Submitted By:clayroy Category: People Source: www.oregonlive.com...a Florida woman named Jo Weber called to say she suspected her late husband, Duane Weber, had been D.B. Cooper, the only man who ever hijacked a commercial airliner in this country and got away with it. He also got away with $200,000. COMMENTS Recent Forum Threads: PeopleNo Forum Posts Yet.