FILE – In this July 30, 2020 file photo, shoppers wear face masks as they leave a Walmart store in Vernon Hills, Ill. Walmart is reversing its mask policy, Friday, July 30, 2021, and will require vaccinated workers in its distribution centers and stores in areas to wear masks in areas with high infection rates of the virus. (AP Photo/Nam Y. Huh, File) (Nam Y. Huh/AP)
