Anthony Joshua will fight Daniel Dubois at Wembley on September 21 for the IBF heavyweight belt, following Oleksandr Usyk's announcement that he will vacate the world title.Dubois is the IBF's mandatory challenger and it was announced on Wednesday that he will go up against fellow Briton Joshua after the undisputed world heavyweight champion Usyk confirmed he was giving up the crown.

Anthony Joshua will fight Daniel Dubois at Wembley on September 21 for the IBF heavyweight belt, following Oleksandr Usyk's announcement that he will vacate the world title.Dubois is the IBF's mandatory challenger and it was announced on Wednesday that he will go up against fellow Briton Joshua after the undisputed world heavyweight champion Usyk confirmed he was giving up the crown.