Summary: Mark Chapman lifts the lid on the secret world of drug abuse in cycling. With contributions from former Tour de France cyclists Tyler Hamilton, Matt De Canio, Christophe Basson. Lance Armstrong's former soigner Emma O'Reilly tells us about an abuse that was rife inside his US Postal Service Team during their period of dominance. British cyclist David Millar also outlines how the present and future of the sport are a different proposition.
