AstraZeneca says trial shows vaccine 79% effective; spring breakers prompt Miami Beach state of emergency: Live COVID-19 updates
Elinor Aspegren, USA TODAYComments Off on AstraZeneca says trial shows vaccine 79% effective; spring breakers prompt Miami Beach state of emergency: Live COVID-19 updates
AstraZeneca says trial data shows its vaccine is 79% effective. Here are the latest COVID-19 updates.