The CDC is now recommending masks to be worn indoors in 84 of the state’s 102 counties — including Cook, DuPage, McHenry and Will as Covid cases continue to rise.
Indoor face coverings recommended in Cook County as COVID cases keep rising. See story here. https://chicago.suntimes.com/coronavirus/2021/7/29/22600522/cook-county-mask-mandate-covid-19-cdc-substantial-transmission