U.S on the verge of the fourth COVID-19 vaccine
The CDC says COVID-19 cases have increased slightly from the last week
(CBS) - Trials of the AstraZeneca vaccine in the U.S report to be 79% effective against symptomatic COVID-19 and 100% effective against severe illness and hospitalization.
Health experts believe this vaccine will play a key role in the latest global vaccination efforts.
This comes as the CDC said new cases of COVID-19 have gone up slightly in the U.S.