FILE - This combination image made of file photos shows Lance Armstrong, left, on Oct. 7, 2012, and Oprah Winfrey, right, on March 9, 2012. Armstrong plans to admit to doping throughout his career during an upcoming interview with Oprah Winfrey, USA Today reported late Friday, Jan. 11, 2013. (AP Photos/File)

Photo by: Charles Sykes,Steve Ruark

FILE - This combination image made of file photos shows Lance Armstrong, left, on Oct. 7, 2012, and Oprah Winfrey, right, on March 9, 2012. Armstrong plans to admit to doping throughout his career during an upcoming interview with Oprah Winfrey, USA Today reported late Friday, Jan. 11, 2013. (AP Photos/File)