A medical staff member administers a dose of the Pfizer-Biotech vaccine to a person over eighty years old, in the Santa Maria della Pieta hospital in Rome, Italy.

A medical staff member administers a dose of the Pfizer-Biotech vaccine to a person over eighty years old, in the Santa Maria della Pieta hospital in Rome, Italy, February 8, 2021.
© 2021 Alessandra Tarantino/AP Photo