The WBO has mandated heavyweight champion Oleksandr Usyk (23-0, 14 KOs) to take on interim titleholder Joseph Parker (36-3, 24 KOs) next. Both fighters have 30 days to negotiate a deal before a purse bid is initiated by the sanctioning body.

SAN JUAN, Puerto Rico (AP) — Oleksandr Usyk has been ordered by the WBO to start negotiations for a title defense against Joseph Parker amid reported talks between the Ukrainian and Daniel Dubois for a fight to become the undisputed heavyweight champion.

Oleksandr Usyk has been ordered to start negotiations to defend his WBO heavyweight title against Joseph Parker - potentially scuppering Daniel Dubois' hopes of a rematch with the Ukrainian.

Oleksandr Usyk's plans to rematch Daniel Dubois in an undisputed heavyweight title fight hit a major stumbling block Wednesday night.

The World Boxing Organization (WBO) has ordered heavyweight champion Oleksandr Usyk to begin negotiations over a mandatory title defense against Joseph Parker.

The World Boxing Organisation ordered Ukraine's world heavyweight champion Oleksandr Usyk to open talks with Joseph Parker on Thursday for a mandatory title defence. Previously undisputed champion Usyk,

Heavyweight world champion Oleksandr Usyk ordered by the WBO to begin negotiations with Joseph Parker for a mandatory title defence.

Dubois withdrew from a bout against Parker in February, and now the latter could secure the fight that the Briton wanted above all others

Tyson Fury has given a nine-word reaction to the World Boxing Organization, one of the sport's four major sanctioning bodies, ordering a heavyweight world title fight between its champion, Oleksandr Usyk,