FILE - In this June 6, 2021 file photo, a youth receives a Pfizer-BioNTech COVID-19 vaccine in the central Israeli city of Rishon LeZion. The pharmaceuticals Pfizer and BioNTech say they have requested that their coronavirus vaccine be licensed for children aged 5 to 11 across the European Union. If authorized, it would be the first opportunity for younger children in Europe to be get immunized against COVID-19. (AP Photo/Sebastian Scheiner)
NEW YORK — U.S. health officials are setting the stage for a national COVID-19 vaccination campaign for younger children, inviting state officials to order doses before the shots are authorized.