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LOS ANGELES, CA - JULY 11:  Floyd Mayweather Jr. and Conor McGregor faceoff on stage during the Floyd Mayweather Jr. v Conor McGregor World Press Tour at Staples Center on July 11, 2017 in Los Angeles, California.  (Photo by Harry How/Getty Images)
LOS ANGELES, CA - JULY 11:  Floyd Mayweather Jr. and Conor McGregor faceoff on stage during the Floyd Mayweather Jr. v Conor McGregor World Press Tour at Staples Center on July 11, 2017 in Los Angeles, California.  (Photo by Harry How/Getty Images)

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Mayweather, McGregor trade insults before fight

Boxer Floyd Mayweather and MMA fighter Connor McGregor are set to box in Las Vegas in what could be the most profitable boxing match in history.

Mayweather, McGregor trade insults before fight

Boxer Floyd Mayweather and MMA fighter Connor McGregor are set to box in Las Vegas in what could be the most profitable boxing match in history.