Photos: Lance Armstrong through the years
1:47 PM, Jan 18, 2013
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July 22, 2004: Lance Armstrong celebrates as he wins stage 17 of the Tour de France from Bourg d'Oisans to le Grand Bornand, France. (Photo by Doug Pensinger/Getty Images).

Jan. 22, 2009: Lance Armstrong is interviewed before the start of stage three of the 2009 Tour Down Under in Adelaide, Australia. (Photo by Ezra Shaw/Getty Images).

Dec. 4, 2008: Lance Armstrong of the USA talks to the media during an Astana Team Training Camp press conference in Playa de las Americas, Tenerife. (Photo by Bryn Lennon/Getty Images).

July 4, 2009: Lance Armstrong in action during the first trail of the 2009 Tour de France on July 4, 2009 in Monaco. (Photo by Bryn Lennon/Getty Images).

July 19, 2009: Lance Armstrong crosses the finish line at the end of stage 15 of the 2009 Tour de France from Pontarlier to Verbier in Verbier, Switzerland. (Photo by Jasper Juinen/Getty Images).

July, 23, 2009: Lance Armstrong in action on stage 18 of the 2009 Tour de France, a 40km Time Trial around Lake Annecy in Annecy, France. (Photo by Bryn Lennon/Getty Images).

July 19, 2003: (from R) Lance Armstrong followed by German Jan Ullrich and Kazakhstan's Alexandre Vinokourov during the 13th stage of the 90th Tour de France cycling race between Toulouse and Ax-3 Domaines. (Photo by Joel Saget/AFP/Getty Images).

July 24, 2005: Lance Armstrong acknowledges the crowd from the podium after winning a seventh consecutive Tour de France during Stage 21 of the Tour de France between Montereau and The Champs Elysees in Paris, France. (Photo by Bryn Lennon/Getty Images).

July 25, 2004: French Richard Virenque and Lance Armstrong ride during the 20th and last stage of the 91st Tour de France cycling race between Montereau-Fault-Yonne and the Champs-Elysees in Paris. (Photo by Patrick Kovarik/AFP/Getty Images).

July 24, 2005: (L-R) Ivan Basso of Italy, Lance Armstrong and Jan Ullrich of Germany on the podium after The Tour de France Stage 21 between Montereau and The Champs Elysees in Paris, France. (Photo by Robert Laberge/Getty Images).

July 25, 2004: Lance Armstrong celebrates on the podium after winning a sixth consecutive Yellow Jersey during Stage 20 of the Tour de France between Montereau and The Champs Elysees. (Photo by Robert Laberge/Getty Images).

Oct. 21, 2012: Cyclist Lance Armstrong addresses participants at The LIVESTRONG Challenge Ride at the Palmer Events Center in Austin, Texas. More than 4,000 cyclists participated in the charity ride supporting cancer survivors. (Photo by Tom Pennington/Getty Images).

Oct. 21, 2012: Cyclist Lance Armstrong addresses participants at The LIVESTRONG Challenge Ride at the Palmer Events Center in Austin, Texas. More than 4,000 cyclists participated in the charity ride supporting cancer survivors. (Photo by Tom Pennington/Getty Images).

Jan. 14, 2013: In this handout photo provided by the Oprah Winfrey Network, Oprah Winfrey (not pictured) speaks with Lance Armstrong during an interview regarding the controversy surrounding his cycling career in Austin, Texas. (Photo by George Burns/Oprah Winfrey Network via Getty Images).

May 15, 2010: Lance Armstrong looks on as he prepares for a training ride in preparation for the 2010 Tour of California in Sacramento, California. (Photo by Doug Pensinger/Getty Images).

Jan. 14, 2013: In this handout photo provided by the Oprah Winfrey Network, Oprah Winfrey (R) speaks with Lance Armstrong during an interview regarding the controversy surrounding his cycling career in Austin, Texas. Oprah Winfrey's exclusive no-holds-barred interview with Lance Armstrong, 'Oprah and Lance Armstrong: The Worldwide Exclusive,' aired as a two-night event on OWN: Oprah Winfrey Network. (Photo by George Burns/Oprah Winfrey Network via Getty Images).

Feb. 28, 2011: Seven-time Tour de France winner Lance Armstrong attends a press conference in Los Angeles to announce he will serve as co-chair for the campaign seeking to raise more than $600 million annually for cancer research in California. Armstrong announced his retirement from professional cycling at the age of 39 on Feb. 16, 2011. (Photo by Gabriel Bouys/AFP/Getty Images).

July 13, 2010: Lance Armstrong crosses the finish following the end of stage nine of the Tour de France in Jean De Maurienne, France. (Photo by Spencer Platt/Getty Images).

July 16, 2003: Lance Armstrong rides alongside with his teammate Floyd Landis during a rest day of the 90th Tour de France cycling race around Montpellier. (Photo by Paolo Cocco/AFP/Getty Images).

July 17, 2010: Lance Armstrong signs on at the start of stage 13 of the 2010 Tour de France from Rodez to Revel in Revel, France. (Photo by Bryn Lennon/Getty Images).

Sept. 22, 2010: Lance Armstrong, cyclist and founder and chairman of LIVESTRONG, looks on during the annual Clinton Global Initiative (CGI) in New York City. (Photo by Mario Tama/Getty Images).

July 25, 2010: Lance Armstrong waves to fans after the 20th and final stage of Le Tour de France 2010, from Longjumeau to the Champs-Elysees in Paris. (Photo by Bryn Lennon/Getty Images).

Jan. 17, 2013: A man in a Los Angeles bar watches the TV as cycling star Lance Armstrong chats with Oprah Winfrey. During the interview Lance Armstrong admitted doping while competing professionally in the sport. Photo by Robyn Beck/AFP/Getty Images).

June 30, 1995: American cyclist Lance Armstrong undergoes the medical check-up before the Tour de France in Saint Brieuc, western France. (Photo by Patrick Kovarik/AFP/Getty Images).

May 5, 1995: Lance Armstrong wins the ninth stage up Beech Mountain of the 1995 Tour Dupont in North Carolina. Photo by Pascal Rondeau/Allsport).

July 5, 1996: Lance Armstrong retires early into the stage during stage six of the Tour De France. (Photo by Allsport UK/Allsport).

Oct. 11, 1998: Lance Armstrong in action during the men's elite road race during the World Road Cycling Championships between Valkenburg and Maastricht in Belgium. (Photo by Graham Chadwick /Allsport).

July 14, 1997: George Hincapie and Lance Armstrong of the United States look on during stage nine of the Tour de France between Pau and Loudenvielle, France. (Photo by Mike Powell/Allsport).

July 7, 1994: Greg Lemond of team Gan chats with Lance Armstrong of team Motorola during the fifth stage of the Tour de France in Portsmouth, England. Photo by Pascal Rondeau/Allsport).

May 1, 1998: 17-year-old Lance Armstrong competes in the Jeep Triathlon Grand Prix as a professional triathlete. (Photo by Stephen Dunn/Getty Images).

July 13, 2003: (from L) George Hincapie (US Postal/USA), Lance Armstrong (US Postal/USA) and German Jan Ullrich (Bianchi/Ger) ride aside during the eighth stage of the 90th Tour de France cycling race between Sallanches and l'Alpe d'Huez. (Photo by Franck Fife/AFP/Getty Images).

May 1993: Lance Armstrong of the United States climbs Beech Mountain during the Tour Dupont. (Photo by Mike Powell/Allsport).

May 10, 1994: Lance Armstrong and overall leader Viatcheslav Ekimov stay wheel to wheel during stage six of the Tour Dupont in Blacksburg, Virginia. (Photo by Mike Powell/Allsport).

May 1, 1994: Lance Armstrong sits and looks out the window from his home in Austin Texas. (Photo by Mike Powell/Getty Images).

July 22, 2001: The leader of the Deutsche Telekom team German Jan Ullrich (R) salutes the yellow jersey, leader of the US Postal team, Lance Armstrong after crossing the finish line of the 14th stage of 88th Tour de France in Luz-Ardiden. (Photo by STF/AFP/Getty Images).

Sept. 30, 2000: Lance Armstrong celebrates bronze in the Men's Road Cycling Individual Time Trial at Moore Park on day 15 of the Sydney 2000 Olympic Games in Sydney, Australia. (Photo by Mike Powell /Allsport).

July 7, 2002: Lance Armstrong of the USA and US Postal Service team is swarmed by media and interviewed by ex-teammate Frankie Andreu before stage one of the 2002 Tour de France. (Photo by Mike Powell/Getty Images).

July 3, 2003: Lance Armstrong (R) jokes with his sports director Johann Bruyneel during the traditional medical check-up before the start of the 90th Tour de France. (Photo by Franck Fife/AFP/Getty Images).

July 28, 2002: The 2002 Tour de France winner US Lance Armstrong (L) rides with his sportive director, Belgian Johan Bruyneel as he makes an honor lap on the 'Champs Elysees' after the last stage of the 89th French cycling race in Paris. (Photo by POOL/AFP/Getty Images).

July 15, 2000: Lance Armstrong of the U.S. Postal Service team wears the yellow jersey of the leader while riding during stage 14, Draguignan to Briancon, France of the Tour de France. (Photo by Mike Powell /Allsport).

July 13, 1999: Lance Armstrong cheered on by a patriotic fan during stage nine of the Tour de France between Le Grand-Bornand and Sestrieres. (Photo by Doug Pensinger/Allsport).

July 1, 1999: American riders Lance Armstrong (R) and Jonathan Vaugherts of the US Postal team joking during the traditional medical check-up before the start of the 86th Tour de France in Le Puy-du-Fou, western France. (Photo by Pascal Pavani/AFP/Getty Images).

July 25, 1999: (L-R) Alex Zulle of Switerland, Lance Armstrong of the USA and Fernando Escartin of Spain after stage 20 of the 1999 Tour de France between Arpajon and Paris, France. (Photo by Doug Pensinger/Allsport).

June 10, 2000: Lance Armstrong in action, in front of his compatriot and teammate Tyler Hamilton, during the sixth stage of the Dauphine classic race, 218 km between Digne-les-Bains and Briancon. (Photo by Patrick Kovarik/AFP/Getty Images).

June 9, 2000: American rider Tyler Hamilton (R) ahead of his countryman Lance Armstrong (L) raises up his hands in victory as he crosses the finish line to win the 5th leg in the Critérium du Dauphiné Libéré cycling classic ran between Beaumes-de-Venise and Digne-les-Bains. (Photo by Patrick Kovarik/AFP/Getty Images).
This photo gallery offers a glimpse of cycling star Lance Armstrong's life and career through the years.