Floyd Mayweather now under fire after use of slur against Conor McGregor

Just a day after Conor McGregor made some perceived racist comments in New York, Floyd Mayweather seems to be trying to one-up him in the dumb department. The boxer and McGregor sparred with their words yet again in London and this time Mayweather decided a homophobic slur was the way to go: Floyd Mayweather calls Conor…