SPRINGFIELD - The Illinois Department of Public Health (IDPH) today reported 25,636 new confirmed and probable cases of coronavirus disease (COVID-19) in Illinois, including 174 additional deaths since reporting last Friday, August 20, 2021. Almost 78% of Illinois adults have received at least one COVID-19 vaccine dose and 61% of Illinois adults are fully vaccinated, according to data from the Centers for Disease Control and Prevention.