Jai Opetaia retained his IBF cruiserweight title Wednesday with a spectacular fourth-round KO of David Nyika in Gold Coast, Australia. Opetaia, ESPN's No. 1 cruiserweight, and Nyika engaged in an intense fight from the opening bell that featured nonstop exchanges of power punches.

David Nyika has warned Jai Opetaia that he will show the same desire Opetaia did to defeat Mairis Briedis when on Wednesday they contest the IBF cruiserweight title

Australia's Jai Opetaia (26-0) returns to action on home soil for the first time since becoming world champion when he looks to defend his IBF and The Ring cruiserweight titles against David Nyika (10-0).

Kiwi boxer David Nyika has an unexpected shot at a world cruiserweight title, when he faces Aussie champion Jai Opetaia tonight.

Jai Opetaia believes that David Nyika replacing Huseyin Cinkara as his challenger on Wednesday evening “saved the show”

Jai Opetaia stopped David Nyika with a vicious knockout on Wednesday, retaining the IBF cruiserweight title on home soil in Australia. Opetaia stopped the New Zealander in round four, landing a series of shots with Nyika stuck against the ropes and putting the challenger down and out with a brutal left hook.

Jai Opetaia has knocked New Zealand challenger David Nyika out in the fourth round of his IBF world cruiserweight title defence on the Gold Coast.

Jai Opetaia (27-0, 21 KOs) remains a cruiserweight world champion after blasting out David Nyika (10-1, 9 KOs) in four rounds. The time of stoppage was 2:17.