FILE – In this Jan. 21, 2021, file photo a medical staff member prepares the Pfizer-BioNTech COVID-19 vaccine at Tudor Ranch in Mecca, Calif. Health insurance giant Blue Shield of California will be the outside administrator tasked with ramping up the state’s coronavirus vaccine delivery system, which to date has been slow, stilted and plagued by confusion, the state health agency said in a statement Wednesday, Jan. 27, 2021. (AP Photo/Jae C. Hong, File)