Mayweather Jr. Prepares For Alvarez

Floyd Mayweather Sr., left, and Roger Mayweather pose at the Mayweather Boxing Club Wednesday, August 28, 2013. Undefeated boxer Floyd Mayweather Jr. will face Canelo Alvarez of Mexico in a WBC/WBA 154-pound title fight at the MGM Grand Garden Arena on September 14. by Steve Marcus