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Kenya's Eliud Kipchoge, the marathon world record holder, wearing Nike Vaporfly shoes, prepares for the start of his attempt to run a marathon in under two hours in Vienna, Austria, October 12,
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Too much spring in their step? Nike running shoe under scrutiny after record marathon times – GeekWire
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An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World
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The fastest shoes in the world? Nike and Adidas reveal shoes designed to shatter the 2-hour marathon record
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Eliud Kipchoge misses sub two-hour marathon target in Monza – as it happened | Marathon | The Guardian
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Eliud Kipchoge: How Nike and rabbit pacers helped a Kenyan break the 2-hour marathon barrier in Vienna - The Washington Post
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