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Q: What does the CDC’s new mask guidance say? The CDC announced new recommendations that vaccinated people return to wearing masks indoors in parts of the U.S. where the coronavirus is surging. The CDC also recommended indoor masks for all teachers, staff, students and visitors to schools, regardless of vaccination status citing new information about the ability of the delta variant to spread among some vaccinated people. Most new infections in the U.S. continue to be among unvaccinated people. So-called breakthrough infections, which generally cause milder illness, can occur in vaccinated people, The Associated Press reported. Q: What prompted the CDC to change its guidance?

United statesFairfax countyPrince georgeCity of alexandriaWhite houseDistrict of columbiaLaquandra nesbittLarry hoganRalph northamJoe bidenRochellep walenskyCenters for diseaseUs department of veterans affairsAssociated pressDc healthDisease control