Backstage footage shows Daniel Dubois’ trainer asking the referee to check Oleksandr Usyk’s groin guard before controversial low blow

Footage of Oleksandr Usyk quickly getting up from low blow during amateur career reemerges after controversial Daniel Dubois win

Frank Warren confirms Daniel Dubois appealing Usyk defeat and wants decision overturned

Oleksandr Usyk's title defence against Daniel Dubois ended in controversial fashion as the Ukrainian went down in the fifth from a..