HomePfizer signs new $3.2 billion COVID vaccine deal with U.S. governmentFILE PHOTO: A medical worker fills a syringe with a

FILE PHOTO: A medical worker fills a syringe with a

FILE PHOTO: A medical worker fills a syringe with a dose of the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine as Japan launches its inoculation campaign, at Tokyo Medical Center in Tokyo, Japan February 17, 2021. Behrouz Mehri/Pool via REUTERS/File Photo