It’s been more than six years since Conor McGregor and Dustin Poirier first squared off in the Ultimate Fighting Championship, and much has changed since then.
 | John Kavanagh: First Loss to Conor McGregor Will Be Difficult for Dustin Poirier to Forget It’s been more than six years since Conor McGregor and Dustin Poirier first squared off in the Ultimate Fighting Championship, and much has changed since then. |
