BONUS - What the Delta Variant Means for Vaccinated and Unvaccinated People

There are a lot of worrying headlines about the delta variant and outbreaks of COVID-19 around the world. Lindsay Smith Rogers talks to Dr. Jennifer Nuzzo from the Center for Health Security about the variant, how much more transmissible it is, whether it causes more serious disease, what the variant means for vaccinated and unvaccinated populations, and what people should be most concerned about.