For the first time since cyclist Lance Armstrong was stripped of his seven Tour de France titles and banned from elite competition by the United States Anti-Doping Agency, he sits down for a no-holds-barred interview, with Oprah. For years, he's denied that he used banned substances to enhance his cycling performance. Will he finally come clean? Find out now. Watch Part 2 of Oprah's interview with Lance Armstrong on Friday, January 18, at 9 p.m. ET/PT on OWN. The interview will be simultaneously streamed LIVE worldwide on Oprah.com.