Joaquin Buckley secured a homecoming victory in a co-main event at UFC St. Louis by defeating Nursulton Ruziboev via unanimous decision. Since moving to welterweight, Buckley has won four fights in a row. In 15 minutes of action, Buckley landed four takedowns and 86 significant strikes. With the win, Buckley improved to 19-6 and is now 9-4 in the UFC. In a post-fight interview, Buckley called out Conor McGregor but shortly after, he changed his mind and called out Gilbert Burns for a welterweight clash.

In Saturday's UFC St. Louis co-main event at Enterprise Center, Nursulton Ruziboev was defeated by Joaquin Buckley via unanimous decision. After three rounds, the scores were 30-27, 30-26, and 29-27, all in favor of Buckley. In 15 minutes of action, Ruziboev landed 31 significant strikes. 30-year-old Ruziboev dropped to 34-9-2, 2 NC. The defeat snapped his 10-fight winning streak.

Scoring the third-fastest finish in UFC light heavyweight history, Carlos Ulberg scored a 12-second knockout over Alonzo Menifield at UFC St. Louis on Saturday. Ulberg has now won his last six fights, scoring four knockouts and one submission stoppage along the way, and is most likely going to land somewhere in the top 15. From the opening bell, Menifield charged at Ulberg, only to be caught by Ulberg's left hook. In 12 seconds of action, Ulberg landed seven significant strikes. Outside of a loss in his UFC debut, Ulberg has been spotless in his past six fights.

Alonzo Menifield suffered a first-round knockout loss to Carlos Ulberg at UFC St. Louis on Saturday. Menifield didn't have much of the chance to showcase his abilities as he was knocked out in 12 seconds. He entered the contest on a two-fight winning streak, his most recent being a unanimous decision victory over Dustin Jacoby this past December at UFC 296. In 12 seconds of action, Menifield landed only a single significant strike. With the loss, Menifield's UFC record is 8-4-1.