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Nike CEO briefed by banned coach on doping effects

Newly released emails are linking Nike's CEO to the doping scandal involving running coach Alberto Salazar who has been banned from track and field for 4 years.

The emails show Mark Parker was briefed on several occasions about Alberto Salazar's experiments involving performance enhancing drugs, and Parker in the emails encourages the experiments. Yahoo Finance’s Dan Roberts, Kristin Myers and Julia La Roche