Here are nine updates on the COVID-19 vaccine over the past week:
Sandra Lindsay, RN, a critical care nurse and intensive care unit director at New York City-based Long Island Jewish Medical Center, became the first American to receive Pfizer's COVID-19 vaccine Dec. 14
In several states, hospital CEOs have been among the first to receive the COVID-19 vaccine. Many leaders hope the move will help their communities see the vaccine as safe and increase adoption.
The U.S. government is reportedly negotiating a deal to use its buying power to free up supplies of raw materials to help Pfizer boost production of its COVID-19 vaccine.
HHS said Dec. 11 that it plans to purchase an additional 100 million doses of Moderna's COVID-19 vaccine.
U.S. officials quarantined several thousand doses of Pfizer's COVID-19 vaccine Dec. 16 after an "anomaly" in the transportation process led to the vaccines getting too cold.
German drugmaker CureVac on Dec. 14 began late-stage clinical trials for its COVID-19 vaccine candidate, which uses the same platform as the vaccines Pfizer and Moderna developed.
AstraZeneca said Dec. 11 that it will begin a clinical trial of its COVID-19 vaccine in combination with Russia's COVID-19 vaccine before the end of the year.
The Ohio Department of Health selected Cardinal Health to distribute COVID-19 vaccines in the state, the company said Dec. 14.
Walgreens expects to receive its first allocation of COVID-19 vaccine Dec. 21 and will immediately start vaccinating staff and residents of long-term care facilities.