DPH: 1,772 COVID-19 cases, 18 more deaths in Illinois Jul 30, 2020 | coronavirus, COVID-19 Update, Top Stories There were 1,772 new cases of COVID-19 reported in Illinois on Thursday, the highest single-day number in over two months. To access this post, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users.