American power was indisputable in the 20th Century. The US helped win two World Wars, developed a resilient economy, and in 1991 emerged from the Cold War as the sole global superpower. But today the country is facing unprecedented polarization caused, in part, by wars in Iraq and Afghanistan, the 2008 financial crisis and the amplification of disinformation on social media. On GZERO World, Ian Bremmer asks former Obama Deputy National Security Adviser Ben Rhodes whether the American Century is truly over, or if there's anything we can do to restore the country's reputation as a "shining city upon a hill."