Check out all the results from UFC 281

In the opening of the card, Carlos Ulberg knocked out Nicolae Negumereanu in the first round.

Montel Jackson dominated Julio Arce and won a unanimous decision.

In an insane fight, Michael Trizano knocked out Seung Woo Choi in the first round.

Karolina Kowalkiewicz defeated Silvana Gomez Juarez via unanimous decision.

Matt Frevola knocked out and ended Ottman Azaitar's unbeaten record in the first round.

Andre Petroski beat Brazilian Wellington Turman in a unanimous decision.

Erin Blanchfield 'walked' and submitted Molly McCann in the first round.

Ryan Spann knocked out Dominick Reyes just over a minute into the fight.

Renato Moicano took no notice of Brad Riddell and submitted him in the first round.

In the opening of the main card, Dan Hooker knocked out Claudio Puelles in the second round.

Frankie Edgar said goodbye to MMA after being brutally knocked out by Chris Gutierrez in the first round.

In a fight full of twists and turns, Dustin Poirier submitted Michael Chandler in the third round.

In the co-main event, Weili Zhang regained the strawweight belt by submitting Carla Esparza.

In the main fight, Alex Poatan made history by knocking out Israel Adesanya in the fifth round and winning the middleweight title.