![Nike's latest $250 sneaker could be breakthrough for marathon runners, CU study shows – The Denver Post Nike's latest $250 sneaker could be breakthrough for marathon runners, CU study shows – The Denver Post](https://www.denverpost.com/wp-content/uploads/2017/11/marathon_shoes-cc13-1040x780-e1510974716358.jpg?w=1024)
Nike's latest $250 sneaker could be breakthrough for marathon runners, CU study shows – The Denver Post
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