NIKE RUNNER MARY CAIN CLAIMS COACH ALBERTO SALAZAR EMOTIONALLY

Mary Cain runs in the 3,000-meter final during the IAAF World Junior Championships at Hayward Field in Eugene, Oregon, on July 24, 2014.GETTY/JONATHAN FERRY

NIKE RUNNER MARY CAIN CLAIMS COACH ALBERTO SALAZAR EMOTIONALLY: Former Nike runner Mary Cain pushed back against the weight-centric system coach Alberto Salazar created, which she claimed caused her to stop her period...



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