Lightweight champion Islam Makhachev will go for his fourth consecutive title defense against a new opponent on hours' notice when he meets Renato Moicano in the UFC 311 main event. Islam Makhachev vs.

UFC Hall of Famer Khabib Nurmagomedov knows a thing or two about last-minute opponent changes. Nurmagomedov, one of the best former lightweight champions in the sport, has become an incredible coach.

As Jailton Almeida looks to reestablish himself as a future title contender at heavyweight, Serghei Spivac is a good matchup for UFC 311's new pay-per-view opener, but also a dangerous one like Barcelos is for Talbott.

An injured Arman Tsarukyan has been replaced in the main event of UFC 311, with Renato Moicano now challenging Islam Makhachev for the lightweight title – on one day’s notice.

Islam Makhachev will now defend his title against Renato Moicano, following the withdrawal of original challenger Arman Tsarukyan due to a back injury.

Dana White confirms Arman Tsarukyan's withdrawal due to a back injury; Islam Makhachev now faces Renato Moicano at UFC 311.

With the tumultuous morning weigh-ins now in the books, the UFC 311 ceremonial weigh-in ceremony and fighter faceoffs are set to go down tonight in Los Angeles.

Can Moicano defeat all odds and become champ? Check the UFC odds series for our Makhachev-Moicano prediction and pick.

Arman Tsarukyan has been forced out of the main event at UFC 311, with Brazil's Renato Moicano stepping in to challenge Islam Makhachev on one day's notice.

T he weigh-ins for UFC 311 in Los Angeles, California had been apace on Friday morning for over an hour when Red Corner MMA dropped the shocking news that Armenia's Arman Tsarukya

INGLEWOOD, Calif. - Renato Moicano was scheduled to compete at UFC 311, but wasn't a headliner fighting for the lightweight title against Islam Makhachev until a drastic shift after the official morning weigh-ins.