Former UFC welterweight champion Kamaru Usman has brushed off Joaquin Buckley’s callout. Buckley (21-6 MMA, 10-4 UFC) issued a challenge to Usman (20-4 MMA, 15-3 UFC) after scoring a third-round ...
Of course, Usman's no stranger to callouts, hearing his latest one over the weekend at UFC 307 from Salt Lake City. It was there that Joaquin Buckley broke on through to the Top 10 with a comeback KO ...