covid-19 vaccine December 9, 2021 9:19 am FDA, CDC Authorize Pfizer Boosters for Teens as Young as 16 The FDA and CDC granted authorization on Thursday for Pfizer’s COVID-19 booster for 16- and 17-year-olds. US & World Videos 1:31 CDC recommends updated Covid shot for everyone ages 6 months and up 0:52 Lifeguard shortage impacts LA County pool hours 2:17 LA County: Mask Mandate Could Return in Weeks 2:22 Avoiding a COVID Winter Surge