Corrections & Clarifications: Due to a change in CDC reporting, from Jan. 15 to Jan. 16 this page displayed the number of total vaccine doses administered as a share of population, instead of the number of first doses administered. We have corrected the error.As the COVID-19 pandemic ravages the U.S., vaccines have begun to be distributed across the country and its territories. Two different vaccines, one made by ​​​​Pfizer-BioNTech and another from Moderna, have been authorized for emergency use and are part of the widespread distribution process. The first shots were given Dec. 14.Each of the vaccines require two doses. A …
