Cycling culture and history at issue before trial in November.
Considering performance-enhancing drugs to boost your athletic performance? Consider the health risks, too.
News from around the web.
Why there will be drug cheats at Rio, and why some won't be caught. A look at doping in the Summer Olympics.
Read CNN's Fast Facts on performance-enhancing drugs in sports and learn more about professional athletes in connection with steroids, HGH and other PEDs.