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How U.S. athletes are informed about WADA banned substances list

BEVERLY HILLS, Calif. — Maria Sharapova‘s failure to check the new substances added to the World Anti-Doping Agency’s banned list for 2016, and then testing positive for one of those new substances on Jan. 26, left some U.S. Olympians shaking their heads.

“I’ve seen people I know test positive. I’ve seen people I know where it could be intentional drug use, or it could be people who naively didn’t check the list,” said Kristin Armstrong, a two-time Olympic road cycling gold medalist. “It’s unfortunate they have to learn the hard way.”

Every Jan.