Saul Alvarez confirmed for May 4th at the MGM Grand in Las Vegas

By Dan Ambrose: WBC junior middleweight champion Saul "Canelo" Alvarez (41-0, 30 KO's) has been confirmed for May 4th on the Floyd Mayweather Jr. undercard at the MGM Grand in Las Vegas, Nevada, according to Steve Kim. Golden Boy Promotions CEO Richard Schaefer says Canelo will be on the Mayweather pay per view card, which