The inquiry attempted to achieve evidence in opposition to Armstrong, generally by asking his previous teammates to testify underneath oath concerning the goings-on from the 1999 U.S. Postal Services Pro Biking Team. Tygart. “Any time We've got overpowering proof of doping, our mandate is usually to initiate the situation via https://abcnews.go.com/US/lance-armstrong-doping-investigation-widens/story?id=13663557