(available on the iplayer worldwide, but mine kept on stopping, is also available here: - YouTube
I just read Tyler Hamiltons book “The Secret Race” and it is eye opening. The BBC radio show interviews him and many others. It is two hours long but a great listen.
The ABC did a show on Armstrong (Four Corners - ABC News) which also covers a lot of the stuff in Hamiltons book, but it also shows the under-oath video testimony of lots of people (also available here:)