Conor McGregor seemingly SPITS in face of fan who heckled UFC star with Khabib Nurmagomedov comment

Conor McGregor spits in Khabib Nurmagomedov fan's face and taunts 'what do you do - nothing'

Conor McGregor has been filmed spitting in the face of a man who heckled him over his famous loss to Khabib Nurmagomedov in a..