The C.D.C.’s new masking advice was based in part on data showing that the virus can thrive in the airways of vaccinated people. The findings are expected on Friday.The C.D.C.’s new masking advice was based in part on data showing that the virus can thrive in the airways of vaccinated people. The findings are expected on Friday.your-feed-science, Vaccination and Immunization, Disease Rates, Coronavirus (2019-nCoV), Immune System, Centers for Disease Control and Prevention, Coronavirus Risks and Safety Concerns, Throat, Walensky, RochelleRead More