‘1000’

FILE – In this Friday, Feb. 19, 2021 file photo, a pharmacist prepares a syringe from a vial of the AstraZeneca coronavirus vaccine during preparations at the Vaccine Village in Antwerp, Belgium. AstraZeneca said Monday March 22, 2021 that advanced trial data from a U.S. study on its COVID vaccine shows it is 79% effective. The U.S. study comprised 30,000 volunteers, 20,000 of whom were given the vaccine while the rest got dummy shots. (AP Photo/Virginia Mayo, File)

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