FILE PHOTO: A girl receives the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in Lansdale, Pennsylvania, U.S., December 5, 2021. REUTERS/Hannah Beier
FILE PHOTO: A girl receives the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in Lansdale, Pennsylvania, U.S., December 5, 2021. REUTERS/Hannah Beier