Luiz Cane, from Brazil, left, fights Chris Camozzi, from the U.S, during their middleweight mixed martial arts bout at the Ultimate Fighting Championship (UFC) 153 in Rio de Janeiro, Brazil, Saturday Oct. 13, 2012. Camozzi defeated Cane. (AP Photo/Felipe Dana)
UFC 153: Silva vs. Bonnar
Pound-for-pound kingpin Anderson Silva maintained his perfect UFC record with a dominant win over Stephan Bonnar.