BONUS - Dr. Josh Sharfstein on Pfizer's Vaccine and Next Steps

This week, Pfizer reported some encouraging early results from Phase III of it's COVID-19 vaccine clinical trials. Dr. Josh Sharfstein talks with Stephanie Desmon about what might happen next, when we could see the first doses of vaccines available, and how we should continue vigilance with masks, distancing, and handwashing while waiting for widespread vaccination to bring the pandemic to a heel.