Anderson Silva celebrates after the referee stopped the fight in the second round. Winner: Anderson Silva, TKO, round 2. (David Becker / Associated Press)
Silva and Chael Sonnen battle it out during their middleweight championship fight at UFC 148. (David Becker / Associated Press)
Sonnen attempts to take down Silva during their middleweight championship fight. (David Becker / Associated Press)
Silva punches Sonnen during the second round of their middleweight championship fight. (David Becker / Associated Press)
Sonnen takes down Silva during their middleweight championship fight. (David Becker / Associated Press)
Tito Ortiz, right, and Forrest Griffin battle it out during their UFC 148 light heavyweight fight. (David Becker / Associated Press)
Forrest Griffin attempts a submission hold on Tito Ortiz during their UFC 148 light heavyweight fight. Winner: Forrest Griffin, unanimous decision (29-28, 29-28, 29-28). (David Becker / Associated Press)
Cung Le, left, and Patrick Cote battle during their UFC 148 middleweight fight. Winner: Cung Le, unanimous decision (30-27, 30-27, 30-27). (David Becker / Associated Press)