Johns Hopkins' Dr. Lisa Maragakis on what you need to know about masks

Dr. Lisa Maragakis from the Johns Hopkins Health System says masks that cover the nose and multilayers that fit around the face without gaps would be sufficient to protect you and others from the virus. Contessa Brewer joins Shep Smith to report on what masks people should use as we inch closer to the holiday season.
Fri, Nov 13 20207:43 PM EST