Wider-ranging sanctions for doping and India's eight-month Olympic exile will be high on the agenda when the International Olympic Committee (IOC) meets in Buenos Aires this week to decide the venue for the 2020 Games and a new president.
Ukraine's pole vault legend Sergey Bubka attends the judo event at the London 2012 Olympic Games on August 2, 2012. Bubka is head of the Entourage Commission which has compiled a report into the punishment of athletes who break the rules.
Calls for more stringent punishments for doping have grown over the years, as doctors or coaches of athletes who have failed tests have simply moved on to another potential star, leaving athletes to face the rap alone.
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