Just how worried should we be about omicron? And will our COVID vaccines hold up?

We're all on omicron watch, and we had a chance to ask Dr. Dan Barouch one of our burning questions: How well do our current vaccines, and boosters, protect against omicron?

We catch up with Dr. Barouch, the director of the Center for Virology and Vaccine Research at Beth Israel Deaconess Medical Center. The lab helped design one of the three approved COVID-19 vaccines: Johnson & Johnson.