Mark Lyson, a judge and referee for many high-profile bouts, was soaking in the atmosphere before he began his official capacities on fight night. He was another face left stunned by the potential collapse of what was certain to be a heavyweight blockbuster.

Dubois' illness cost him millions in guaranteed purse and potential sponsorship losses. Joseph Parker faces Martin Bakole on short notice after Dubois withdraws. Parker showcases adaptability and expresses well-wishes to Dubois for a swift recovery.

Daniel Dubois was scheduled to defend his IBF heavyweight title against the New Zealander on the stacked card in Riyadh, headlined by the undisputed light-heavyweight title rematch between Artur Beterbiev and Dmitry Bivol.