A new leader sits atop the throne of MMA rankings after Silva's loss Author:SI StaffPublish date:Aug 5, 2013Jon Jones returns to the top of the rankings as he prepares to fight Alexander Gustafsson next month.Josh Hedges/Zuffa LLC via Getty ImagesWAGENHEIM: Aldo uses savvy, opportunity to extend streak with UFC 163 winLatest 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