Floyd Mayweather vs. Andre Berto: Live round-by-round updates

MMA Fighting has Floyd Mayweather vs. Andre Berto live round-by-round updates for one of the top boxing fights of the year Saturday night.The main event will start a little after 11:30 p.m. ET. Check out our Mayweather vs. Berto results page to find out what happened on the undercard. Mayweather will be putting his WBC, WBA and The Ring welterweight titles on the line, while Berto will try to hand Mayweather the first loss of his career. This fight, held at the MGM Grand Garden Arena in Las Vega