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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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This Pair of Eliud Kipchoge's Record-Breaking Marathon Nikes Will Run You at Least $10,000 | Complex
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Marathon runner falls short of world record mark as Nike prototype sneakers fall apart during race – New York Daily News
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