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.

LOS ANGELES – UFC 311 took an unexpected major turn Friday morning, with Arman Tsarukyan withdrawing from his lightweight title fight against Islam Makhachev. A new UFC 311 main event is now set as Renato Moicano will step in to challenge Makhachev (26-1 MMA, 15-1 UFC) for the belt.

The UFC 311 main event is now Islam Makhachev vs Renato Moicano for the undisputed UFC lightweight championship. This shocking matchup has been made following a back injury sustai

After months building hype around a fight that would have undoubtedly delivered, Islam Makhachev vs. Arman Tsarukyan has been canceled. UFC 311 is the company's first event of the year and was set to feature the Makhachev vs.

Arman Tsarukyan's nearly six-year journey to the UFC lightweight title will take a little longer. Tsarukyan suffered an injury two nights before challenging lightweight champion Islam Makhachev at UFC 311.

It appears as though there is a massive change to UFC 311 as Arman Tsarukyan has reportedly pulled out of his lightweight title fight against Islam Makhachev and replaced by Renato Moicano.

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

Fans react with skepticism to Arman Tsarukyan’s withdrawal from UFC 311 against Islam Makhachev after his statement.

UFC President Dana White announced Friday that Islam Makhachev will defend the UFC lightweight title against Renato Moicano at UFC 311 on Saturday

Khabib Nurmagomedov has given his thoughts on Arman Tsarukyan being replaced by Renato Moicano to fight Islam Makhachev at UFC 311

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

One man's heartbreak became another man's opportunity as UFC 311 experienced a dramatic turn of events on weigh-in day in Los Angeles. The main event was all se