has not changed its advice that fully vaccinated people can safely go without masks in most situations. But Dr. Rochelle Walensky, the agency’s director, said local decisions on mask mandates could vary depending on vaccination levels and whether there's a surge.Los Angeles County recently started requiring residents to wear masks indoors regardless of vaccination status, for example, and officials in New Orleans are urging people to do the same.A man adjusts his American flag face mask on July 19, 2021, on a street in Hollywood, California, on the second day of the return of the indoor mask mandate in Los Angeles County due to a spike in coronavirus cases. (Photo by ROBYN BECK/AFP via Getty Though COVID-19 vaccines greatly reduce the.