Floyd Mayweather Names Unexpected Fighter As His 'Toughest Opponent Ever': "He Pushed Me To My Limits" Floyd Mayweather has named Emanuel Augustus as his toughest opponent ever. This surprising claim comes from a man who's fought and beaten some of boxing's biggest names.

Floyd Mayweather Names Unexpected Fighter As His 'Toughest Opponent Ever': "He Pushed Me To My Limits"

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