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Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian
Nike Vaporfly: Athletic shoe so good, World Athletics could ban it | news.com.au — Australia's leading news site
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World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian
Nike Vaporfly shoe controversy sparks World Athletics to introduce new rules ahead of Tokyo 2020 Olympics - ABC News
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Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian
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