Could the world be facing another COVID outbreak?

Cases of Covid-19 are rising significantly in China, days after it relaxed restrictions following widespread protests. Now fears are growing that a resurgence of the virus may lead to new mutations and trigger another global health crisis. So, is another COVID outbreak on the horizon?  Join host Hashem Ahelbarra. Guests: Dr. Wafaa El-Sadr - Professor of Epidemiology and Medicine, Columbia University. Andy Mok - Senior Research Fellow, Center for China and Globalization Dr. Krishna Udayakumar - Founding Director,  Duke Global Health Innovation Center