Race leader Chris Froome of Great Britain finishes Stage 20 of the 2013 Tour de France. The penultimate stage of the Tour put Froome ahead by 5 minutes and practically guarantees he finishes Sunday in Paris in the yellow jersey. John Berry/Getty Images hide caption

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Lance Armstrong in 2009, wearing some of Nike's Livestrong apparel. Nike will stop manufacturing that line after the 2013 holiday season. And it is ending its support of the Livestrong charity. Nicolas Bouvy /EPA /LANDOV hide caption

itoggle caption Nicolas Bouvy /EPA /LANDOV

In a lawsuit filed against Lance Armstrong on Tuesday, the Justice Department said the disgraced Tour de France winner "unjustly enriched" himself through his contract with the U.S. Postal Service. Reed Saxon/AP hide caption

itoggle caption Reed Saxon/AP

Lance Armstrong warms up for the swimming leg of the 2011 Xterra World Championship triathlon in Kapalua, Hawaii (before he was banned from most competitions). This weekend, he'll swim in a Texas meet for masters swimmers. Hugh Gentry /Reuters /Landov hide caption

itoggle caption Hugh Gentry /Reuters /Landov

Lance Armstrong, during the interview with Oprah Winfrey that was recorded Monday and began airing Thursday night. George Burns/Oprah Winfrey Network/Getty Images hide caption

itoggle caption George Burns/Oprah Winfrey Network/Getty Images

Lance Armstrong, during the interview with Oprah Winfrey that was recorded Monday and began airing Thursday night. George Burns/Oprah Winfrey Network/Getty Images hide caption

itoggle caption George Burns/Oprah Winfrey Network/Getty Images

Oprah Winfrey talks to cyclist Lance Armstrong in Austin, Texas, on Monday. The first part of the interview airs Thursday night. George Burns/Courtesy of Harpo/AP hide caption

itoggle caption George Burns/Courtesy of Harpo/AP

Lance Armstrong, right, faces several court cases tied to evidence that he cheated. One of the suits was filed by his former U.S. Postal Service teammate Floyd Landis. Here, the pair ride during the 2003 Tour de France. Paolo Cocco/AFP/Getty Images hide caption

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Lance Armstrong at the 2000 Sydney Olympic Games, celebrating his bronze medal performance. Pedro Ugarte /AFP/Getty Images hide caption

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Lance Armstrong in 2010. Timothy A. Clary /AFP/Getty Images hide caption

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Lance Armstrong, seen here at a LIVESTRONG Challenge Ride in October 2012, might be willing to confess to doping — in exchange for an easing of his lifetime ban, according to reports. Cooper Neill/Getty Images hide caption

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Lance Armstrong, in the yellow leader's jersey, during the 2002 Tour de France. Now, there's no winner of that race or the six others in which he finished first. Mike Powell/Getty Images hide caption

itoggle caption Mike Powell/Getty Images