Watch Mayweather vs. Pacquiao live stream online on MMA Fighting, starting at 8 p.m. ET for early action and the pre-fight show from Las Vegas.
Floyd Mayweather will try to improve his record to 47-0 with a victory at the MGM Grand on Saturday night. He defeated Marcos Maidana his past two fights. Mayweather defeated Maidana via majority decision on May 3, 2014 and via unanimous decision on Sept. 13, 2014. He is putting his WBA (Super), WBC, and The Ring welterweight titles on the line.
WBO welterweight champion Manny Pacquiao has won three straight fights and is 57-5-2 overall.