The WBO announced on Monday that Usyk has formally relayed his decision to vacate the belt Join the Miguel Delaney: Inside Football newsletter and get behind-the-scenes access and unrivalled insight Join the Miguel Delaney: Inside Football newsletter Join the Miguel Delaney: Inside Football newsletter Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice British boxer Fabio Wardley is set to become WBO heavyweight champion