The inquiry tried to get proof versus Armstrong, mainly by asking his previous teammates to testify underneath oath concerning the goings-on on the 1999 U.S. Postal Assistance Professional Biking Team. Tygart. “Any time We've got frustrating evidence of doping, our mandate is to initiate the case via the process and https://abcnews.go.com/US/lance-armstrong-doping-investigation-widens/story?id=13663557