Question: Lance Armstrong consistently denied allegations of doping until a partial confession during a broadcast interview with a talk show host born in which year ?

Context paragraphs:
Livestrong Foundation: The Livestrong Foundation (stylized as LIVESTRONG) is a United States nonprofit organization that provides support for people affected by cancer.  The foundation, based in Austin, Texas, was established in 1997 by cancer survivor and former professional road racing cyclist Lance Armstrong, as the Lance Armstrong Foundation.  The Livestrong brand was launched by the foundation in 2003.  Armstrong resigned from the foundation in 2012 after his admission of doping.

Lance Armstrong doping case: The Lance Armstrong doping case was a doping investigation that led to American former professional road racing cyclist Lance Armstrong being stripped of his seven Tour de France titles and his eventual admission to the doping.

Oprah Winfrey: Oprah Winfrey (born Orpah Gail Winfrey; January 29, 1954) is an American media proprietor, talk show host, actress, producer, and philanthropist.  She is best known for her talk show "The Oprah Winfrey Show", which was the highest-rated television program of its kind in history and was nationally syndicated from 1986 to 2011 in Chicago, Illinois.  Dubbed the "Queen of All Media", she has been ranked the richest African-American, the greatest black philanthropist in American history, and is North America's first multi-billionaire black person.  Several assessments rank her as the most influential woman in the world.  In 2013, she was awarded the Presidential Medal of Freedom by President Barack Obama and honorary doctorate degrees from Duke and Harvard.

History of Lance Armstrong doping allegations: For much of the second phase of his career, Cyclist Lance Armstrong faced constant allegations of doping.  Armstrong consistently denied allegations of doping until a partial confession during a broadcast interview with Oprah Winfrey in January 2013.

KDWN: KDWN (720 AM) is an American radio station owned by Beasley Broadcast Group, Inc. based in Las Vegas, Nevada.  It broadcasts full-time at 50,000 watts, and is directional at night.  It can be heard throughout most of the Western United States, north into Canada and south into Mexico.  KDWN is primarily a news-talk radio station featuring a local morning talk show host Alan Stock and syndicated talk show host Jerry Doyle.  KDWN also broadcasts brokered programs for Las Vegas casinos, local businesses, and other groups.  It is the station where famous late-night talk show host Art Bell first broadcast his show, Coast to Coast AM.  It also has a local news alliance with Channel 8 KLAS-TV, the CBS TV Network affiliate in Las Vegas.

Immortality Drive: The Immortality Drive is a large memory device which was taken to the International Space Station in a Soyuz spacecraft on October 12, 2008.  The Immortality Drive contains fully digitized DNA sequences of a select group of humans, such as physicist Stephen Hawking, comedian and talk show host Stephen Colbert, "Playboy" model Jo Garcia, game designer Richard Garriott, fantasy authors Tracy Hickman and Laura Hickman, pro wrestler Matt Morgan, and athlete Lance Armstrong.  The microchip also contains a copy of "George's Secret Key to the Universe", a children's book authored by Stephen Hawking and his daughter, Lucy.

Tavis Smiley: Tavis Smiley ( ; born September 13, 1964) is an American talk show host and author.  Smiley was born in Gulfport, Mississippi, and grew up in Bunker Hill, Indiana.  After attending Indiana University, he worked during the late 1980s as an aide to Tom Bradley, the mayor of Los Angeles.  Smiley became a radio commentator in 1991 and, starting in 1996, he hosted the talk show "BET Talk" (later renamed "BET Tonight") on Black Entertainment Television (BET).  After Smiley sold an exclusive interview of Sara Jane Olson to ABC News in 2001, BET declined to renew his contract that year.  Smiley then began hosting "The Tavis Smiley Show" on National Public Radio (NPR) (2002–04) and currently hosts "Tavis Smiley" on the Public Broadcasting Service (PBS) on weekdays and "The Tavis Smiley Show" on Public Radio International (PRI).  From 2010 to 2013, Smiley and Cornel West joined forces to host their own radio talk show, "Smiley & West".  They were featured together interviewing musician Bill Withers in the 2009 documentary film "Still Bill".  He is the new host of "Tavis Talks" on BlogTalkRadio's Tavis Smiley Network.

Patrick Jonker: Patrick Jonker (born 25 May 1969) is a retired Australian road bicycle racer from Dutch and German ancestry.  He was a professional rider from 1993 to 2004.  Jonker represented Australia twice at the Summer Olympics, in 1992 and 1996.  He was an Australian Institute of Sport scholarship holder.  The highlights of his career include wins in the 1997 Route du Sud, the 1999 Grand Prix de Wallonie and ending his career with a high profile victory in the 2004 Tour Down Under.  In 2012, he denied any involvement in doping practices at during his stint in the team in the 2000 season following the Lance Armstrong doping affair.  He stated that the seven titles in the Tour de France that Armstrong won should be voided since the doping tests were unreliable at that time in his opinion.

Seven Deadly Sins: My Pursuit of Lance Armstrong: Seven Deadly Sins: My Pursuit of Lance Armstrong is a 2012 book written by the "Sunday Times" journalist David Walsh.  In the book, Walsh writes about his 13-year fight to bring out the truth behind American cyclist Lance Armstrong's seven Tour de France wins, i.e. that Armstrong had used banned substances.  Walsh was vindicated when Armstrong was stripped of all seven of his Tour titles, and banned from cycling for life, on October 22, 2012.  Armstrong's seven Tour wins have been described as his "Seven Deadly Sins."

Tyler Hamilton: Tyler Hamilton (born March 1, 1971) is an American former professional road bicycle racer.  He is the only American rider to win one of the "Five Monuments of Cycling".  Hamilton became a professional cyclist in 1995 with the US Postal Service cycling team.  He was a teammate of Lance Armstrong during the 1999, 2000 and 2001 Tours de France, where Armstrong won the Yellow jersey.  He was a key asset for Armstrong, being a very good climber as well as time-trialist.  Hamilton appeared at the 2000 and 2004 Summer Olympics.  In 2004, he won a gold medal at the individual time trial.  The first doping test after his Olympic victory gave a positive result, but because the backup sample was frozen, no doping offence could be proven.  After he failed further doping tests at the 2004 Vuelta a España, Hamilton was suspended for two years from the sport.

Supporting paragraphs: History of Lance Armstrong doping allegations Oprah Winfrey
Answer: 1954