What happens if Tyson Fury or Oleksandr Usyk pull out of their rematch as contract clause revealed

Nasir Jabbar is a journalist at SPORTbible. He graduated from Bath Spa University with a BA in Media Communications. He's a combat sport aficionado and has contributed to MMA websites AddictedMMA and CagePotato. Nasir has covered some of the biggest fights, while interviewing the likes of Conor McGregor, Anthony Joshua, Tyson Fury and Darren Till. He's also an avid Bristol City fan.