UFC divisional rankings: Conor McGregor, Dustin Poirier ready to battle for top spot at lightweight | CBS Sports Headlines UFC divisional rankings: Conor McGregor, Dustin Poirier ready to battle for top spot at lightweight McGregor vs. Poirier headlines a week that features eight top-10 fighters across two fight cards ESN … Continue reading UFC divisional rankings: Conor McGregor, Dustin Poirier ready to battle for top spot at lightweight