After years in the wilderness, athletes with a learning disability are back at the London 2012 Paralympics - and Dan is among them. There are new tests designed to stop cheating. Do they work? And why, 21 years on from the basketball scandal, are there still fewer medals for intellectual impairment athletes than there were at Sydney 2000? Plus Dan catches up one last time with Ray, the genuinely disabled captain of the infamous Spanish basketball team. The scandal has taken a big toll on his life.