CDC director defends mask guidance: 'This weighed heavily on me' The head of the Centers for Disease Control and Prevention (CDC) said the decision to update federal guidance on mask wearing was not easy to make, but a move the agency deemed necessary in order to slow the spread of the coronavirus. Vaccinated people will have to wear masks indoors in high-risk areas of USCiting new information on delta variant's ability to spread even among fully vaccinated, CDC also recommends all children and teachers wear masks in schools Biden administration considers COVID vaccine mandate for all federal employeesPresident Biden says mandatory vaccines for all federal workers is CDC: Vaccinated people should now wear masks in high transmission areasThe Centers for Disease Control and Prevention (CDC) on Tuesday essentially reversed earlier COVID-19 guidance by saying fully vaccinated people should now wear masks in certain situations. CDC to recommend vaccinated people wear masks indoors as number of cases rise: Latest COVID-19 updatesThe CDC is expected to recommendu00a0that fully vaccinated people wear masks indoors in areas with high transmission. U.S. CDC set to recommend vaccinated Americans wear masks indoors in some cases -sourcesThe U.S. Centers for Disease Control and Prevention (CDC) is set on Tuesday to recommend fully vaccinated Americans wear masks indoors in at least some instances, as the more highly transmissible Delta variant of the coronavirus has led to a surge in infe CDC to recommend masks for vaccinated people in some situations: reportThe Centers for Disease Control and Prevention (CDC) plans to adjust its mask recommendations to advise COVID-19 vaccinated people to again wear masks indoors in certain situations, The C.D.C. will recommend that some vaccinated people wear masks indoors again.The new guidance would mark a sharp turnabout from the agency’s position since May that vaccinated people do not need to wear masks in most indoor spaces.