Officials have declared that a Texas Black man executed nearly 70 years ago is innocent in a case prosecutors now say was based on false evidence and riddled with racial bias.

Queensberry Promotions says former world heavyweight boxing champion Joseph Parker failed a drug test on the day of his loss to Fabio Wardley.

Daniel Dubois gets a second shot at Oleksandr Usyk and this time the stakes are higher as the winner will become the undisputed world heavyweight champion.