function not found UFC president Dana White on a Saturday edition of ESPN’s SportsCenter announced the rematch between Chris Weidman and Anderson Silva for UFC 168 on Dec. 28 in Las Vegas, with a co-main event featuring Ronda Rousey vs. Miesha Tate. Part of ESPN’s coverage included a message from the former champion, Anderson Silva, who proclaimed, “I back, trust me, I back.” Check out Anderson Silva’s ESPN message proclaiming that he is back and ready for a UFC 168 rematch with middleweight champion Chris Weidman… Be sure to  Like MMAWeekly.com on Facebook  and  Follow @MMAWeeklycom on Twitter .