As the rest of the country contends with rising COVID-19 numbers, the North East is concerned that returning travelers will bring the virus back with them. On today's show, Dr. Leana Wen, emergency physician and public health professor at George Washington University, contributing columnist for The Washington Post, and Baltimore's former Health Commissioner, talks about the rise in Covid-19 cases, including the surge in Florida, quarantining travelers coming to New York, and more.