of the women s singles skating competition. joining us is the ceo of the u.s. anti-doping agency, travis tygart, a legend, a towering figure in the anti-doping movement, and also cnn sports analyst christine brennan, a towering figure in her own right. travis, i want to start with you. you told the new york times, there s a trifecta of substances found in this skater s system. explain what you mean by that. yeah, well, the document that was out there is that she declared not only l-carnitine, which we saw in the nike oregon case and found a violation, but also hypoxen. and importantly, those two by themselves are not prohibited, but then of course the positive for the tmz. and those three are all aimed at increasing performance and helping reduce stamina, tiredness, oxygen carrying capacity. it s pretty incredible a 15-year-old would have those three declared as one positive, but the other two that she was
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