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.

The World Boxing Organization (WBO) has ordered heavyweight champion Oleksandr Usyk to begin negotiations over a mandatory title defense against Joseph Parker. Parker, who has been on a sensational run of fights,

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.

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 champion Oleksandr Usyk has been ordered to start negotiations to defend his World Boxing Organization (WBO) heavyweight title against Joseph Parker. The order could end British fighter Daniel Dubois’s hopes of a rematch with the Ukrainian.

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

Parker retained his interim title in February with a KO victory over Martin Bakole. The World Boxing Organization (WBO) has ordered negotiations to begin between heavyweight boxing champion Oleksandr Usyk and Joseph Parker for a mandatory defense of the belt.