The US health department says it wants to ensure that vaccine orders for kids are 'appropriate,' effectively limiting states' ability to procure COVID-19 shots.
The administration is holding back Covid-19 shots for children in at least 11 states and one US territory, with no timeline given for when they might become available.
The virus is currently most prevalent in California and the southern United States but is expected to spread nationally in coming weeks.
Switzerland's football federation says it will review the matter once the international break ends.
With federal guidance largely silent this season, leading medical organizations are stepping in to encourage Americans to get vaccinated against flu, COVID-19 and RSV.