Nation Should I wear a mask in my county? CDC map shows COVID risk levels: Live COVID updates February 26, 2022Jeanine Santucci and Christine Fernando, USA TODAYComments Off on Should I wear a mask in my county? CDC map shows COVID risk levels: Live COVID updates The CDC announced new COVID-19 metrics Friday, which place most of the U.S. population in areas of low or medium risk of COVID. Latest COVID news.