This Guy PROMISED to KILL Oleksandr Usyk… What Happened Next is SCARY to Watch...

This Guy PROMISED to KILL Oleksandr Usyk… What Happened Next is SCARY to Watch... Alright, guys, today we’re diving into the story of how Oleksandr Usyk made his entry into the heavyweight division by facing one of the most dangerous and unpredictable fighters of our time—Derek Chisora. #oleksandrusyk #usyk #usykvschisora