.Las Vegas, NV, USA
Former US president Donald Trump attended the UFC match between Dustin Poirier and Conor McGregor. (Photo credit: File/AP/PTI)

  • Dustin Poirier defeated Conor McGregor by a TKO
  • The fight was officially ruled as a "doctor's stoppage" at the end of the first round
  • As Donald Trump entered the arena, he was greeted with loud boos

.Las Vegas, NV, USA
Dustin Poirier and Conor McGregor have been arch-rivals since 2014. (Twitter: UFC)

  • McGregor was unable to continue after the first-round bell
  • According to Poirier, McGregor's  leg broke in the early stages of the fight
  • "This is not over!” McGregor shouted as he was carried from the cage

.Las Vegas, NV, USA
Conor McGregor has had a huge impact on the history of the sport. (Photo Credit: Twitter/@TheNotoriousMMA)

  • Dustin Poirier will complete his trilogy with Conor McGregor
  • They will headline UFC 264 in Las Vegas
  • McGregor was defeated in their rematch in January