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It stretches the limits of performance': the race to make the world's fastest running shoe | Running | The Guardian
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ROME, ITALY, JUNE 23. 2020: Nike running shoes ALPHAFLY NEXT%. Controversial green athletics shoe on legs of professional athlete running on the road. Official shoe for Tokyo Olympics 2020 marathon Stock Photo | Adobe Stock
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IAAF steps up investigation into fears over springs in Nike running shoes | Athletics | The Guardian
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