Doctor on COVID-19 symptoms and the deadly risks of seeking herd immunity

Doctor on COVID-19 symptoms and the deadly risks of seeking herd immunity

The nation's top infectious disease expert is warning against the idea of letting coronavirus infections to run rampant in order to achieve possible herd immunity. And a new study outlines the specific order of symptoms that may help set COVID-19 apart from other illnesses. Dr. Bob Lahita joins CBSN to discuss the latest on the pandemic.