Richard Riakporhe and Boxxer withdraw from IBF cruiserweight title purse bid, Jai Opetaia left without an opponent Share Tweet Australian cruiserweight world champion Jai Opetaia (22-0) has been dealt another blow in his quest for a maiden title defence after his mandatory challenger, Richard Riakporhe (16-0), withdrew from the purse bid process. Source: sportingnews.com Click to comment Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.