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Nike's Vaporfly shoes are fine - but the sport's integrity is at stake if their next version is not banned
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Eliud Kipchoge will wear Nike's controversial shoe for first time in an official race at the London Marathon | CTV News
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Nike ZoomX Vaporfly: What are the shoes Eliud Kipchoge wore in Ineos 1.59 marathon and why are they controversial? | The Independent | The Independent
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