Yesterday, the U.S. Food and Drug Administration amended the emergency use authorizations (EUAs) of the Moderna COVID-19 Vaccine, Bivalent and the Pfizer-BioNTech COVID-19 Vaccine, Bivalent to authorize their use as a single booster dose in younger age groups: https://www.fda.gov/news-events/press-announcements/coronavirus-covid-19-update-fda-authorizes-moderna-and-pfizer-biontech-bivalent-covid-19-vaccines. CDC’s Director Dr. Rochelle Walensky released a statement and signed a decision memo recommending updated (bivalent) COVID-19 boosters for children five years and older. This expands on CDC's recommendation issued September 1, 2022, for updated COVID-19 boosters of people ages 12 and older.