Yury Tavrovsky: 'Political virus' is as harmful as coronavirus

The U.S. is redoubling efforts in the investigation into the origins of the coronavirus even though the Delta variant is wreaking havoc around the world. Yury Tavrovsky, a Russian political commentator and Sinologist, was invited to discuss the impact of the fast-spreading variant and the equally harmful "political virus," and to explain U.S. President Joe Biden's politics behind the probe.