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The world's most-dominant track star called Nike's new spikes 'bulls---' and compared them to rivals having trampolines in their shoes | Business Insider India
Olympics 2021: World records on track in athletics as spiked shoe battle between Nike, Puma intensifies
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Tokyo Olympics: Norway's 400m hurdles hero Karsten Warholm blasts Nike's 'bull****' spike technology | Daily Mail Online
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Tokyo Olympics: Norway's 400m hurdles hero Karsten Warholm blasts Nike's 'bull****' spike technology | Daily Mail Online
![FASTER+: PUMA joins forces with Mercedes AMG Petronas F1 to create its fastest ever Track & Field spikes - PUMA CATch up FASTER+: PUMA joins forces with Mercedes AMG Petronas F1 to create its fastest ever Track & Field spikes - PUMA CATch up](https://www.puma-catchup.com/wp-content/uploads/2021/07/gallery-1-copy-750x417.jpg)
FASTER+: PUMA joins forces with Mercedes AMG Petronas F1 to create its fastest ever Track & Field spikes - PUMA CATch up
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Karsten Warholm criticises super spikes as threat to track and field 'credibility' | Tokyo Olympic Games 2020 | The Guardian
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