Already dominant physically, Jon Jones seeks mental edge Author:SI StaffPublish date:Sep 20, 2013Jon Jones claimed the light heavyweight title at UFC 128 and will defend it for a sixth time Saturday.Al Bello/Getty Images It's no wonder the man is a crimefighter. Latest NewsSean O’Malley vs. Marlon Vera Predictions + Poirier vs. Saint-Denis: 3/9UFC 299 Predictions, Picks & Betting Odds Tonight ft. O’Malley vs. VeraSean O’Malley Says He Is Ready for His MomentUFC Mexico Fan Melee Video Goes Viral, and MMA Fans Were MesmerizedFanDuel Sportsbook Promo for UFC Fight Night Wins You $150 in Bonus Bets