Destination Paris: Peaty raises doping concerns, greener Games, the joy of wrestling

With a bitter taste in his mouth, British breaststroke legend Adam Peaty calls China's swimming performances "very suspicious" and blasts WADA, the World Anti-Doping Agency, for a "lack of transparency." Meanwhile, the French organisers have eased off calling these Games carbon neutral, but they are winning plaudits for resisting the temptation to build white elephant stadiums that fall into disrepair after the closing ceremonies. Plus, we put the spotlight on what many consider the world's oldest sport. And to think that some wanted wrestling out of the Olympics.