MMA Fighting brings you Boxing results: Mayweather vs. Canelo. Mayweather vs. Canelo takes place at the MGM Grand in Las Vegas. The event is headlined by a fight between Floyd Mayweather and Canelo Alvarez. Mayweather will be defending his WBA light middleweight title, while Alvarez will try to defend his WBC and The Ring light middleweight titles. In the co-main event, Danny Garcia defends his WBC, WBA and The Ring light welterweight titles against Lucas Matthysse.