Video: Armstrong tells Oprah he doped, and why...
(AP Photo/Courtesy of Harpo Studios, Inc., George Burns)
It's been reported all week, but Lance Armstrong's confession to using performance-enhancing drugs became official in a taped interview with Oprah Winfrey on Thursday night.
Armstrong admitted that he used banned substances, blood doping and transfusions, testosterone, cortisone and human-growth hormones in all seven of his Tour de France titles.
The two-part series will continue Friday night on the Oprah Winfrey Network.
Here are a few highlights from Thursday's interview:
Armstrong's confession
Why admit guilt now?
Doping scheme details
Reasons for doping
Armstrong's 'inexcusable' attacks
Winning at all costs
