Callum Smith scores stunning one-punch KO of Mathieu Bauderlique to earn world title shot at dangerous Russian Artur Beterbiev on Oleksandr Usyk vs Anthony Joshua rematch undercard

Callum Smith scores stunning one-punch KO of Mathieu Bauderlique to earn world title shot at dangerous Russian Artur Beterbiev on Oleksandr Usyk vs Anthony Joshua rematch undercard

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