Retailers have waded back into an all-too-familiar territory that they didn’t think they’d be faced with again, as many are contemplating whether or not to reinstate mask mandates in stores for shoppers and employees. On Tuesday, the Centers for Disease Control and Prevention issued a fresh recommendation that calls for wearing face masks again in areas of the country where the Covid virus is spreading the most rapidly. That covers about two-thirds of all counties in the United States. The decision came roughly two months after the CDC in May said vaccinated individuals could go without masks. The delta variant, however, has driven cases back up and led the organization to reevaluate. Read more at CNBC.