Sports | Lance Armstrong doping Lance Armstrong Escapes Doping Charges Federal prosecutors close investigation By John Johnson Posted Feb 3, 2012 4:36 PM CST Copied Lance Armstrong attends the 2011 Pan-Massachusetts Challenge on August 6, 2011, in Bourne, Massachusetts. (Getty Images) Good news for Lance Armstrong: Federal prosecutors won't charge him with doping, reports the AP. Authorities announced today that they're shutting down a two-year investigation into whether Armstrong juiced his way to repeated Tour de France glory. Armstrong has denied the charges all along, even as former teammates (like this one) went public with their allegations. Prosecutors didn't explain what prompted the decision. Read These Next President Trump threatens to sue Trevor Noah next. Nude images mistakenly published in DOJ's Epstein files release. What we know about Savannah Guthrie's missing mother. Foul play investigated in disappearance of Savannah Guthrie's mom. Report an error