Oleksandr Usyk's promoter fears Tyson Fury will pull out of undisputed fight again
The prospect of an era-defining world heavyweight championship bout between Oleksandr Usyk and Tyson Fury has been called into question by the promoter.
The prospect of an era-defining world heavyweight championship bout between Oleksandr Usyk and Tyson Fury has been called into question by the promoter.