World Anti-Doping Agency asks for evidence in Armstrong investigation

Tuesday, February 7, 2012 | 11:47 a.m. CST; updated 5:52 p.m. CST, Tuesday, February 7, 2012

LAUSANNE, Switzerland — The World Anti-Doping Agency on Tuesday urged U.S. federal authorities to quickly hand over evidence collected in their lengthy probe into seven-time Tour de France winner Lance Armstrong and doping in American cycling.