Cyclist and former Lance Armstrong teammate Tyler Hamilton speaks to “60 Minutes” correspondent Scott Pelley in Dana Point, Calif, this past April, about how he and fellow teammates, including Armstrong, used performance enhancing substances for pro races, which included the “Tour de France.” The interview airs on “60 Minutes,” Sunday, May 22, 2011. Armstrong has steadfastly denied doping and has never failed a drug test. (AP Photo/CBS)
Read the article: Former teammate says cyclist Lance Armstrong injected blood booster
