Sprint king Usain Bolt has praised efforts by athletics chiefs to clamp down on doping in the build-up to Rio Olympic Games, saying that "most athletes are clean"
Usain Bolt
New Delhi: Sprint king Usain Bolt has praised efforts by athletics chiefs to clamp down on doping in the build-up to Rio Olympic Games, saying that "most athletes are clean".
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Usain Bolt
Bolt said, "I believe the majority of athletes are clean and athletics is doing at catching the ones who aren't. The sport has to fight the cheats."