Moderna says its COVID-19 shot works in kids as young as 12

  • FILE - In this Dec. 29, 2020, file photo, Pat Moore, with the Chester County, Pa., Health Department, fills a syringe with Moderna COVID-19 vaccine before administering it to emergency medical workers and health care personnel at the Chester County Government Services Center in West Chester, Pa. Moderna says its COVID-19 vaccine strongly protects kids as young as 12. The company released the preliminary findings Tuesday, May 25, 2021, based on testing on more than 3,700 12- to 17-year-olds in the United States. (AP Photo/Matt Slocum, File)

Moderna said Tuesday that its COVID-19 vaccine strongly protects children as young as 12, a step that could put the shot on track to become the second option for that age group in the U.S.