Check out the best photos from Islam Makhachev's first-round submission win over Renato Moicano at UFC 311 at Intuit Dome in Inglewood, Calif. (Fight and venue photos by Gary A. Vasquez, USA Today Spo

Lightweight champion Islam Makhachev submitted 10th-ranked Renato Moicano at 4:05 of the first round Saturday night at UFC 311 for his 15th straight victory.

Makhachev retained his title by submitting his late-notice challenger, after Dvalishvili kept his belt by handing Nurmagomedov his first loss

Islam Makhachev is not only the best fighter in the world, he's also the most accomplished lightweight champion in UFC history.

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

The Russian was due to face Arman Tsarukyan in a lightweight title rematch as the main event of UFC 311, but when his rival pulled out with an injury on weigh-in day, Renato Moicano stepped up. This left Beneil Dariush in the lurch, but fans got behind ‘Money’ as he made his unlikely charge towards the title.

Islam Makhachev cemented his place in UFC history Saturday night at UFC 311, submitting late replacement Renato Moicano.

Paddy Pimblett’s angry reaction to the UFC 311 main event was caught on camera. The lightweight contender watched from the comfort of his own home as 155lb king Islam Makhachev defended his belt with a first-round submission win over late-replacement opponent Renato Moicano.

After Arman Tsarukyan fell out of the main event rematch with injury on one days’ notice, Makhachev (27-1 MMA, 16-1 UFC) got the job done against Moicano (20-6-1 MMA, 12-6 UFC) courtesy of a first-round submission triumph in the headlining fight at Intuit Dome in Inglewood, Calif.

Renato Moicano exudes confidence as he aims to capitalize on his unexpected title shot against Islam Makhachev at UFC 311.

Arman Tsarukyan had a stunning response to the news that Dana White was taking away his No. 1 contender status after missing UFC 311.