UFC heavyweight Antonio “Bigfoot” Silva issued a challenge via Twitter late Saturday night after watching Thiago Silva defeat Rafael Cavalcante at UFC on FUEL TV 10. Bigfoot, it would appear, as a “debt to settle” with the light heavyweight, and wants him to com up to heavyweight and meet him. “He must be sad because […]The post UFC On FUEL TV 10: Thiago Silva Responds To Challenge By Antonio Silva appeared first on MMA Convert.