Doping was a major blip of an otherwise uplifting Summer Olympics in Rio. Due to the revelation of a long-running Russian state-sponsored doping programme weeks before the opening ceremony, athletes who had been tested positive in the past were routinely booed by the audience. On this episode of Sports Law, a show about the legal aspects of sports, we speak to sports lawyers Richard Wee and Brian Song about how doping cases are investigated as well as what happens when athletes are caught cheating.