Floyd Mayweather Jr. of the US weighs in for his fight with Marcos Maidana of Argentina (out of frame) during their weigh-in at The MGM Grand in September 12, 2014 in Las Vegas. The fighters will meet September 13, 2014 at the MGM Grand Garden Arena in Las Vegas, Nevada for Mayweather's WBA Welterweight Belt and WBC Welterweight and Super Welterweight World Titles. AFP PHOTO / John Gurzinski