Floyd Mayweather has announced his retirement from boxing after defeating Andre Berto.
Mayweather is still unbeaten and retains boxing's WBC and WBA welterweight titles with an unanimous decision victory.
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Mayweather's record is 49 wins and no defeats, matching that of former heavyweight great Rocky Marciano
The American fighter today confirmed it's the last bout of his career and that he has "nothing left to prove".
