Georgia Tech develops COVID-19 risk map

Joshua Weitz, a professor at Georgia Institute of Technology, talks about their new COVID-19 risk map which evaluates the risk level of attending an event given the location and size of the gathering.

Twitter, Facebook CEOs vow election action; GOP touts curbs

As the CEOs of Twitter and Facebook gave assurances of vigorous action against election disinformation, Republicans at a Senate hearing Tuesday pounded the social media companies over political bias, business practices and market dominance, laying the ground for curbs on their long-held legal protections.