Poirier knocks out McGregor in stunning UFC upset

ABU DHABI - Dustin Poirier knocked out Conor McGregor in the second round of their UFC lightweight bout in Abu Dhabi Sunday to register revenge over the Irish superstar.

Poirier knocks out McGregor in stunning UFC upset
ABU DHABI - Dustin Poirier knocked out Conor McGregor in the second round of their UFC lightweight bout in Abu Dhabi Sunday to register revenge over the Irish superstar.