BBC Sport looks at where Oleksandr Usyk ranks among the all-time heavyweight greats and who in the current generation could beat him.

Oleksandr Usyk noqueó a Daniel Dubois en el quinto asalto de su combate del sábado y se convirtió en el campeón mundial indiscutido de los pesados por

Oleksandr Usyk has now laid waste to a generation of top tier British undisputed heavyweight hopes in Tyson Fury, Anthony Joshua and Daniel Dubois.

Unified heavyweight champion Oleksandr Usyk hasn't just fought (and defeated) the very best of his era, when it comes to former champions Anthony Joshua and Tyson Fury, he has done so twice.  So, it's only natural that when Usyk (23-0,

Promoter Frank Warren says Oleksandr Usyk is a "once-in-a-generation" fighter after he beats Daniel Dubois to become a two-time undisputed heavyweight champion.

Oleksandr Usyk ppd. Lapsed fan's guide to the heavyweight division: So really, when are we getting Tyson Fury-Oleksandr Usyk? Oleksandr Usyk knocks Daniel Dubois down a second time to finally finish the fight and retain his belts.

More than a dozen war veterans from Ukraine were on hand when Oleksandr Usyk faced Daniel Dubois at Wembley Stadium on Saturday night and Usyk become the undisputed world heavyweight champion.