The highly anticipated return of Conor McGregor was set to take place Saturday night when the former two-division champion met old rival Dustin Poirier at UFC 257 on Fight Island in Abu Dhabi.
A lot has changed since McGregor stopped Poirier in the first round more than six years ago at UFC 178.
This time around, Dustin Poirier would shock the world when he knocked out Conor McGregor in the second round.
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