[Video] Greg Jackson discusses training BJ Penn and more by Frank Trigg February 11, 2016, 8:00 pm Share Twitter FacebookMMAOddsBreaker’s Frank Trigg speaks with elite MMA trainer Greg Jackson, who recently began working with former UFC welterweight and lightweight champion BJ Penn in “The Prodigy’s” return from retirement. See more Previous article Bellator 149 Opening Betting Odds Next article MMA Odds and Ends for Friday: Report – Former UFC heavyweight champion Kevin Randleman passes away Written by Frank Trigg Leave a ReplyYou must be logged in to post a comment.