Doctor on spike in COVID-19 cases, increase in children hospitalized, and best masks to wear
The average number of new COVID-19 infections in the U.S. has surged to more than 176,000 new cases per day, the CDC said. Dr. Susannah Hills, a pediatric airway surgeon and assistant professor at Columbia University Medical Center, spoke with Jessi Mitchell on CBSN about the latest coronavirus spike and which masks offer the best protection against the virus.