Why Team Russia was kicked out of the 2018 Olympics

Aired: 12/5/2017 | 0:05:57 | Clip
Russia was slapped with an unprecedented punishment from the International Olympic Committee for systematic doping. While some Russian athletes may be allowed to compete, its national team will be banned at the upcoming winter games in South Korea and President Vladimir Putin has warned that such a punishment could provoke a boycott. William Brangham talks to Christine Brennan of USA Today.