Dustin Poirier had Dustin Nurmagomedov in a guillotine choke, but

 but Khabib Nurmagomedov refused to submit, explaining that it was because of his father.

With 29 victories and an undefeated record in mixed martial arts, "The Eagle" went on to capture the UFC Lightweight Championship in 2018.

However, that might have changed when Poirier applied a tight guillotine choke to Nurmagomedov

making it appear as though the champion would eventually submit.

The first two rounds of their battle at UFC 242 began as expected

with Khabib Nurmagomedov commanding the action on the ground with his superb grappling techniques,

The Dagestani fighter, who is unbeaten, has stated that 

the presence of his father next to him prevents him from ever giving up while he is being choked.

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