Prosecutors drop Lance Armstrong doping investigation [CNN]

Lance Armstrong has denied doping and never failed a drug test.

STORY HIGHLIGHTS

• Lance Armstrong won the Tour de France seven times
• Other riders accused him of using performance-enhancing drugs
• Prosecutors had called witnesses to a federal grand jury

(CNN) -- 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.

[keep reading at CNN]