![Kelvin Kiptum breaks the world record at the Chicago Marathon and brings Nike back into the limelight with these shoes Kelvin Kiptum breaks the world record at the Chicago Marathon and brings Nike back into the limelight with these shoes](https://static.runnea.com/images/202310/kevin-kiptum-nike-alphafly-3-XxXx95.jpg?0)
Kelvin Kiptum breaks the world record at the Chicago Marathon and brings Nike back into the limelight with these shoes
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Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics - BBC Science Focus Magazine
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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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Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian
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Marathon : les «Vaporfly» de Nike qui «courent trop vite» suscitent la controverse - La Voix du Nord
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Vaporfly shoes will help me reach my marathon dream. Should I use them? | Marathon running | The Guardian
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