The fight, which featured the WBC (Mayweather) and WBA (Maidana) championship belts in the welterweight division, took place on Saturday in Las Vegas. The bout lasted all 12 rounds and concluded with a victory for the 37-year-old American by judges' decision with scores of 114-114, 117-111, 116-112. This triumph marked Mayweather's 46th win in 46 fights. Maidana suffered his 4th defeat against 35 victories.