FILE - Ukraine's Oleksandr Usyk, right, lands a blow on Britain's Daniel Dubois during their world heavyweight title fight at Tarczynski Arena in Wroclaw, Poland, Sunday, Aug. 27, 2023. (AP Photo/Czarek Sokolowski, file)

Daniel Dubois, center, celebrates victory against Anthony Joshua, not pictured, in the IBF World Heavyweight bout at Wembley Stadium, in London, Saturday, Sept. 21, 2024. (Bradley Collyer/PA via AP)

Daniel Dubois celebrates victory against Anthony Joshua, not pictured, in the IBF World Heavyweight bout at Wembley Stadium, in London, Saturday, Sept. 21, 2024. (Bradley Collyer/PA via AP)

Ukrainian boxer Oleksandr Usyk in the stands with his belt at Wembley Stadium, in London, Saturday, Sept. 21, 2024. (Bradley Collyer/PA via AP)

Anthony Joshua, left, and Daniel Dubois, fight in the IBF World Heavyweight bout at Wembley Stadium, in London, Saturday, Sept. 21, 2024. (Bradley Collyer/PA via AP)

Daniel Dubois celebrates victory against Anthony Joshua, not pictured, in the IBF World Heavyweight bout at Wembley Stadium, in London, Saturday, Sept. 21, 2024. (Bradley Collyer/PA via AP)