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WBC middleweight champion Julio Cesar Chavez Jr. (L), son of boxing legend Julio Cesar Chavez, listens to Sergio Martinez of Argentina as they face off during an official weigh-in at the Wynn Las Vegas Resort in Las Vegas, Nevada Sept. 14, 2012. Chavez will defend his title against Martinez at the Thomas & Mack Center in Las Vegas September 15.

Steve Marcus