With several COVID-19 vaccines on the horizon, the next challenge will be to convince Americans to actually take one. Yahoo News medical contributor Dr. Dara Kass explains how a vaccine campaign could persuade a hesitant public. Follow us on: Facebook: https://www.facebook.com/yahoonews Instagram: https://www.instagram.com/yahoonews/ Twitter: https://twitter.com/yahoonews TikTok: https://www.tiktok.com/@yahoonews Website: https://news.yahoo.com/ #COVID19 #COVIDVaccine