Controversy swirls around Russian figure skater's doping scandal at Winter Olympics

Despite being cleared to compete in more events this week, controversy and criticism surrounds the continued presence of Russian figure skater Kamila Valieva in the Beijing Olympics. Her failed drug test has jeopardized Russia's gold medal in team figure skating, while a final decision on all of this could take months. Christine Brennan of USA Today joins William Brangham to discuss.
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