Pfizer says its COVID-19 vaccine is safe and strongly protective in kids as young as 12.

The announcement Wednesday marks a step toward possibly beginning shots in this age group before the next school year.

Most COVID-19 vaccines being rolled out worldwide are for adults, who are at higher risk from the coronavirus.

Pfizer’s vaccine is authorized for ages 16 and older. But vaccinating children of all ages will be critical to stopping the pandemic.

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In a study of 2,260 U.S. volunteers ages 12 to 15, preliminary data showed there were no cases of COVID-19 among fully vaccinated adolescents compared to 18 among those given dummy shots.

Results are expected soon in the Moderna vaccine trial for teenagers under the age of 16.

LOOK: Answers to 30 common COVID-19 vaccine questions

While much is still unknown about the coronavirus and the future, what is known is that the currently available vaccines have gone through all three trial phases and are safe and effective. It will be necessary for as many Americans as possible to be vaccinated in order to finally return to some level of pre-pandemic normalcy, and hopefully these 30 answers provided here will help readers get vaccinated as soon they are able.

KEEP READING: Here are the most popular baby names in every state

Using March 2019 data from the Social Security Administration, Stacker compiled a list of the most popular names in each of the 50 states and Washington D.C., according to their 2018 SSA rankings. The top five boy names and top five girl names are listed for each state, as well as the number of babies born in 2018 with that name. Historically common names like Michael only made the top five in three states, while the less common name Harper ranks in the top five for 22 states.

Curious what names are trending in your home state? Keep reading to see if your name made the top five -- or to find inspiration for naming your baby.