KPIX CBS Evening News With Norah ODonnell October 29, 2021 22:34:00
Immunity. a new study from the c.d.c. found that unvaccinated people who recovered from covid are actually five times more likely to get infected again than those who are vaccinated with pfizer or moderna. that means that vaccine immunity is far superior than natural immunity. and it comes as there's breaking news about pfizer's mini-dose, a vaccine for kids as young as five. here's meg oliver. >> reporter: tonight, the f.d.a. authorized the pfizer vaccine for children ages five to 11, saying it was nearly 91% effective in preventing covid. a c.d.c. advisory committee is expected to decide tue...