Pre-orders of vaccines for children under age five have been slow, but Biden administration senior officials say they are not alarmed and expect the pace to pick up after federal approvals later this month.
The administration expects vaccinations of young children to start as early as June 21 if the U.S. Food and Drug Administration and the Centers for Disease Control and Prevention approve the vaccines next week, White House COVID-19 response coordinator Ashish Jha said on Thursday.
