UFC 264: Why it's now or never for Conor McGregor as an elite fighter entering his trilogy with Dustin Poirier | CBS Sports Headlines UFC 264: Why it's now or never for Conor McGregor as an elite fighter entering his trilogy with Dustin Poirier McGregor has plenty of questions to … Continue reading UFC 264: Why it's now or never for Conor McGregor as an elite fighter entering his trilogy with Dustin Poirier