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World Athletics to tighten regulations on shoe technology after Nike's Vaporfly helps records tumble, say sources-Sports News , Firstpost
Nike Vaporfly: Athletic shoe so good, World Athletics could ban it | news.com.au — Australia's leading news site
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Nike Vaporfly: 'Faster' running shoes will be allowed, World Athletics chiefs say | World News | Sky News
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World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian
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World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian
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