Lance Armstrong is to be interviewed by Oprah Winfrey on 17th January, and in this video David Walsh discusses his 2001 interview where he asked Lance about doping.
We also asked David if he thought Lance would ever give a tell all interview - this was before the announcement that Armstrong would appear on Oprah on 17th January - and while Walsh thinks he should and that it is necessary for Armstrong to do so to rebuild his life, there are practical difficulties.