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He can become a two-time undisputed heavyweight champion with victory or Dubois could become the first Englishman to win all four major world titles at heavyweight.

She trying to deepen the conversation with an undisputed American classic.

The bout was best summed up by Scotland's former undisputed light-welterweight world champion Josh Taylor, who said on social media that Haney looked "terrified" and "frantic".

Unbeaten in 23 pro fights, Usyk is an Olympic gold medallist and former undisputed cruiserweight champion.

Clarissa Shields became the first undisputed female heavyweight champion in February.