Nation Pfizer and BioNTech seek vaccine authorization for kids 5-11: Live COVID-19 updates October 7, 2021October 7, 2021 Celina Tebor and John Bacon, USA TODAY Comments Off on Pfizer and BioNTech seek vaccine authorization for kids 5-11: Live COVID-19 updates Pfizer and BioNTech have asked federal regulators to authorize emergency use of their coronavirus vaccine for kids ages 5 to 11. Latest COVID news.