PHOTOS: A look back at 2013

In this photo provided by Harpo Studios Inc., talk show host Oprah Winfrey, right, interviews Lance Armstrong during taping for the show "Oprah and Lance Armstrong: The Worldwide Exclusive" in Austin, Texas. The disgraced former cycling champion acknowledged what he had lied about repeatedly for years, and what had been one of the worst-kept secrets for the better part of a week: He was the ringleader of an elaborate doping scheme.  <span class=meta>(Courtesy of Harpo Studios, Inc., George Burns)</span>
December 16, 2013 8:26:21 AM PST