Going for Gold

Rachel Axon and Nancy Armour of USA TODAY Sports catch you up on everything from the first week in Rio, including the many American stars at this year's Olympics, the city's security problem and Chinese swimmer Chen Xinyi testing positive for a banned substance. View the Facebook Live video of this podcast at: https://www.facebook.com/usatodaysports/videos/1221358757896284 Subscribe to and rate us on iTunes.