The COVID-19 pandemic is worse than ever. How did we get here, and what's next?

The fall surge is here, infection rates are through the roof, and we are setting some pretty terrifying records in the United States for COVID-19 infections. Health experts are using words like catastrophic and horrifying -- but is anyone listening? If you look at AAA's travel stats, it looks like millions of us plan on ignoring pleas from health experts to stay home on Thanksgiving. So where are we? What's available in terms of treatments? How did we get here, and what do we need to do to put the virus in check? Some answers and explanations today on KYW Newsradio in Depth from Dr. Frederic Bushman, Professor and Chair of the Department of Microbiology at the University of Pennsylvania and Co-Director of Penn's Center for Research on Coronaviruses and Other Emerging Pathogens.