Children and COVID-19 Vaccines with William Muller, MD, PhD

COVID-19 vaccines are being doled out across the nation, almost exclusively to adults. Pfizer's vaccine has been authorized for ages 16 and up and Moderna's vaccine for 18 and up. So when might younger children be vaccinated for COVID-19? And what needs to happen before then? Northwestern's William Muller, MD, PhD, offers insight.