Dr. Anthony Fauci speaks with CNN’s Dana Bash about his estimated percentage of the American population that would need to be vaccinated against Covid-19 before the country reaches herd immunity, and why his range has shifted.
Dr. Anthony Fauci speaks with CNN’s Dana Bash about his estimated percentage of the American population that would need to be vaccinated against Covid-19 before the country reaches herd immunity, and why his range has shifted.
Dr. Anthony Fauci had previously said it could take up to 90% of the US population to get vaccinated to reach herd immunity against..