Boxer Jai Opetaia has launched legal action in the United States in a bid to force the International Boxing Federation (IBF) ...

The Australian cruiserweight wants his IBF title back.

Former IBF cruiserweight champion Jai Opetaia is suing the International Boxing Federation, claiming the sanctioning body ...

Jai Opetaia has filed a lawsuit against the IBF, involving the WBC, WBA, WBO, Eddie Hearn, and others to hurt him for signing ...

The former cruiserweight champion alleges the IBF conspired with other sanctioning bodies and prominent figures in boxing to ...

Boxer Jai Opetaia starts legal action in the United States to try to force the IBF to hand back the cruiserweight world title ...

Jai Opetaia made the move to Zuffa Boxing in order to grow his profile and land in the biggest possible fights, and he is now ...

Jai Opetaia remains possession of the IBF cruiserweight title, at least for a few more days. Despite the organization's strange decision to remove its belt from the Zuffa Boxing 04 main event, which ...

Dana White admitted he was a little too "vague" when he claimed Zuffa Boxing would exterminate the sport's sanctioning bodies. White and Zuffa Boxing made a splash earlier in the week when they landed ...

Jai Opetaia stormed into the Knockout of the Year conversation with a devastating late entry. Opetaia retained his IBF cruiserweight title with a brutal eighth-round knockout win over Huseyin Cinkara ...