10 Questions Experts Still Have About the COVID-19 Vaccine

• The first COVID-19 vaccine was authorized for use by the FDA this month, and a second vaccine made by Moderna may be authorized as soon as Friday. 
• But even with these authorizations, there are lingering questions about the vaccine, such as how effective it’ll be in the real world and how long it’ll offer protection.
• We talked to experts about the questions they still have about the vaccine and when we might have answers. 

Since the early days of the pandemic, Operation Warp Speed was launched to help create a COVID-19 vaccine as quickly and as safely as possible. 

On Dec. 14, the Pfizer-BioNTech vaccine was the first approved by the Food and Drug Administration (FDA) for emergency use authorization (EUA), which would allow millions of people to get vaccinated.

Despite this breakthrough, there are still some lingering questions about the vaccine and the road ahead. We try to provide answers to 10 of these questions.