This document is the reasoned decision of the United States Anti-Doping Agency (USADA) on disqualifying and declaring Lance Armstrong permanently ineligible for his anti-doping rule violations. It provides evidence over many years of Armstrong's involvement in doping, including possession, trafficking, and use of banned substances. It also details how Armstrong and his team avoided positive drug tests and retaliated against witnesses. The document concludes Armstrong violated anti-doping rules and is subject to sanctions.