Conor McGregor has never professionally boxed before. Photo: Reuters

Conor McGregor might get seriously injured and never fight again after Floyd Mayweather bout, fears Amir Khan

British boxer warns UFC star he is taking a risk stepping into a ring with undefeated Mayweather and may not ever be the same fighter

Topic |   Floyd Mayweather Jnr v Conor McGregor superfight

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Conor McGregor has never professionally boxed before. Photo: Reuters
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