ABC News contributor Dr. John Brownstein, an epidemiologist at Boston Children’s Hospital, joins "GMA" to discuss about the latest on the pandemic and COVID-19 vaccine distribution. Subscribe to GMA's YouTube page: https://bit.ly/2Zq0dU5 Visit GMA's homepage: https://www.goodmorningamerica.com Follow GMA: TikTok: tiktok.com/@gma Facebook:facebook.com/GoodMorningAmerica Twitter: twitter.com/gma Instagram: instagram.com/goodmorningamerica Watch full episodes: abc.go.com/shows/good-morning-america hulu.tv/2YnifTH #GMA #COVID19 #VaccineDistribution #CDC #Pandemic #Coronavirus