Full coverage: 2016 Rio Olympics

Ahead of these Games the International Olympic Committee was faced with a tough choice ... Whether or not ban the entire Russian team, after revelations of a statewide doping program. A core group of IOC members made the decision that clean athletes -- including those from Russia -- needed to be protected and now --aside from the entire track and field team -- Russia will have a strong team competing. China's IOC member, Yang Yang, was one of the individuals charged with making that decision.