Banning Russia from Rio for doping isn't quite that simple

As more evidence has emerged this month of a state-sponsored doping program in Russia, some are calling for the International Olympic Committee to ban all of the country’s athletes from the upcoming Summer Games in Rio de Janeiro. Doping and Olympic history experts, however, are skeptical the IOC will take such significant action for one simple reason: It never has before. In the modern history of the Olympic Games, the IOC has never banned a nation for competitive violations. This week, IOC Pre......