11Alive’s Jerry Carnes explains.
!["Breakthrough cases:" How COVID-19 impacts the fully vaccinated "Breakthrough cases:" How COVID-19 impacts the fully vaccinated](https://www.vitaminrush.com/wp-content/uploads/2021/08/1629981732_maxresdefault-1170x508.jpg)
Watch Opinionated: The only way that life can return to normal with Coronavius still present is if we reach a sufficient level of herd immunity. This could be achieved by the virus naturally spreading through the population or via a…