What is berto vs mayweather date?

The boxing match between Andre Berto and Floyd Mayweather Jr. took place on September 12, 2015, at the MGM Grand Garden Arena in Las Vegas, Nevada. Mayweather won the fight by unanimous decision, with all three judges scoring it 117-111. The bout was Mayweather's last professional fight before retiring with a record of 49-0. Berto, who had a record of 30-3 going into the fight, was unable to dethrone the undefeated champion.