Fans try to get the attention of boxers during grand arrivals at the MGM Grand Hotel and Casino in Las Vegas, Nevada September 10, 2013. Undefeated boxers Floyd Mayweather Jr. of the U.S. and Canelo Alvarez of Mexico will meet for a WBC/WBA 154-pound title fight at the MGM Grand Garden Arena on September 14. REUTERS
Richard Schaefer (L), CEO of Golden Boy Promotions, greets undefeated boxer Canelo Alvarez of Mexico at the MGM Grand Hotel and Casino in Las Vegas, Nevada September 10, 2013. Alvarez will face Floyd Mayweather Jr. of the U.S. in a WBC/WBA 154-pound title fight at the MGM Grand Garden Arena on September 14. REUTERS
Fans try to get the attention of Canelo Alvarez of Mexico during boxer arrivals at the MGM Grand Hotel and Casino in Las Vegas, Nevada September 10, 2013. Alvarez will take on Floyd Mayweather Jr. of the U.S. in a WBC/WBA 154-pound title fight at the MGM Grand Garden Arena on September 14. REUTERS
Richard Schaefer, CEO of Golden Boy Promotions, greets undefeated boxer Floyd Mayweather Jr. of the U.S. at the MGM Grand Hotel and Casino in Las Vegas, Nevada September 10, 2013. Mayweather will face Canelo Alvarez of Mexico in a WBC/WBA 154-pound title fight at the MGM Grand Garden Arena on September 14. Alvarez is also undefeated with one draw. REUTERS
Undefeated boxer Floyd Mayweather Jr. of the U.S. arrives at the MGM Grand Hotel and Casino in Las Vegas, Nevada September 10, 2013. Mayweather will face Canelo Alvarez of Mexico in a WBC/WBA 154-pound title fight at the MGM Grand Garden Arena on September 14. Alvarez is also undefeated with one draw. REUTERS
Undefeated boxer Floyd Mayweather Jr. of the U.S. signs autographs for fans as he arrives at the MGM Grand Hotel and Casino in Las Vegas, Nevada September 10, 2013. Mayweather will face Canelo Alvarez of Mexico in a WBC/WBA 154-pound title fight at the MGM Grand Garden Arena on September 14. Alvarez is also undefeated with one draw. REUTERS