In 2014, rising stars Conor McGregor and Dustin Poirier met in Las Vegas, both hoping to pave their way to a world championship. Since then, McGregor has won titles in two weight classes, while Poirier secured an interim lightweight crown, both becoming UFC superstars in the process. The two will meet again on Saturday, January 23, at UFC 257. Subscribe to get all the latest UFC content: http://bit.ly/2uJRzRR

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