Irish fighter Conor McGregor suffered a crushing defeat at the hands of former interim lightweight champion Dustin Poirier in the very first round due to doctor stoppage after the 32-year-old broke his leg at the UFC 264 in Las Vegas.

UFC 264: Conor McGregor breaks ankle, pummeled by Dustin Poirier, exits on a stretcher

American fighter Dustin Poirer sensationally knocked out Irish star Conor McGregor in the second round itself at UFC 257. With this win, Poirer put himself in pole position for another crack at the lightweight title.

UFC 257: American fighter Dustin Poirier knocks Irish star Conor McGregor in second round

Conor McGregor is set to reverse his latest flirtation with retirement with a fight against Dustin Poirier in January, the Irish mixed martial arts star said Thursday.

Conor McGregor inks deal for January comeback