Justice Department prosecutors said Friday that they are closing a criminal investigation of champion cyclist Lance Armstrong without filing charges that he used performance-enhancing drugs.
A statement from the U.S. attorney in Los Angeles said the seven-time Tour de France winner will not be charged but did not explain the reasons for the decision.
Armstrong has consistently denied doping. He was accused of using performance-enhancing drugs by other riders but never failed a drug test.
Prosecutors called witnesses to a federal grand jury in Los Angeles as they investigated the case, but they apparently determined that they lacked evidence to bring a doping charge.
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