McGregor: "On August 26 this man will be unconscious, he's too frail"
UFC fighter Conor McGregor was his usual bullish self at the first media preview Los Angeles's Staples Centre ahead of the August bout against Floyd Mayweather.
Floyd Mayweather Jr. (L) faces off for the first time with UFC fighter Conor McGregor during a press call at the Staples Center in Los Angeles, California on July 11, 2017.GENE BLEVINSAFP
