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 a firefight from the opening bell that featured nonstop exchanges of power punches.

Opetaia retained the IBF cruiserweight title inside four rounds, before promoter Eddie Hearn addressed the Australian’s next steps

Jai Opetaia is on a hot streak, and David Nyika is the latest challenger to fall to the Australian’s heavy hands. At a boxing event in Gold Coast, Australia, on Tuesday, Opetaia successfully defended his IBF cruiserweight title with a brutal fourth-round knockout of the previously undefeated David Nyika.