Just before the holiday season, COVID-19 is tightening its grip on Illinois. Cases are surging, and hospitals are strained. Both are expected to grow exponentially without countermeasures. And starting Friday, those countermeasures take effect as Illinois rolls back to Tier 3 restrictions — which includes the closing of museums, casinos, and movie theaters, and stricter capacities for most businesses. Reset breaks down what to know about the new restrictions.For more Reset interviews, please subscribe to this podcast and leave us a rating and a review. That helps other listeners find us. For more about the program, you can head over to the WBEZ website or follow us on Twitter at @WBEZreset.