Army specialists fill syringes with the Pfizer COVID-19 vaccine in Miami

FILE - In this March 9, 2021, file photo, Army health specialists fill syringes with the Pfizer COVID-19 vaccine in Miami. Despite the clamor to speed up the U.S. vaccination drive against COVID-19, the first three months of the rollout suggest faster is not necessarily better. (AP Photo/Marta Lavandier, File)