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U.S. Anti-Doping Agency (USADA)

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Day: November 17, 2011

Two athletes competing in taekwondo

US Taekwondo Athlete, Tadd, Receives Sanction For Doping Violation

November 17, 2011 USADA announced today that Nathaniel Tadd of Houston, Texas, an athlete in the sport of Taekwondo, has tested positive for a prohibited substance and received a suspension for his doping offense. Tadd, 20, tested positive for methylhexaneamine, a stimulant, as a result of a urine sample collected at the Senior Nationals competition,

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