🚨 Oleksandr Usyk announces that he is vacating his IBF heavyweight world title so that Anthony Joshua and Daniel Dubois can fight for it on September 21st 🥊🏆 You just can’t not love this guy 😅 #boxing #fight #ko #knockout #usyk #oleksandrusyk #aj #anthonyjoshua #joshua #danieldubois #wembley #ibf #tysonfury #fury #riyadhseason