Nigeria, Aug. 6 -- Rising British-Nigerian heavyweight sensation Moses Itauma will now fight for the vacant IBF world heavyweight title when he takes on Croatia's Filip Hrgovic at London's O2 Arena on 29 August, following Oleksandr Usyk's decision to relinquish his remaining world titles.

The development elevates what was already one of the most anticipated heavyweight contests of the year into a full world title showdown.

Initially, the International Boxing Federation (IBF) had ordered mandatory challenger Frank Sanchez to face the unbeaten Itauma for the vacant championship after the Cuban earned his position with a devastating second-round knockout of Richard Torrez Jr. in their final eliminator on 3 May.

However, with the Itauma-Hr...