In southern Illinois, public health officials struggle to fill coronavirus vaccine appointment slots as the region sits on a three-week supply of doses.
It’s far different in north suburban Lake County, where slots for vaccinations fill up so fast that the region is able to maintain barely four days’ supply.
Four months into Illinois’ mass vaccination program, a Tribune analysis of state and local data found deep imbalances in vaccine supply and demand.
The state for weeks kept sending doses to places where it was a struggle to sign up enough people to get vaccinated, while other areas — such as greater Chicago — scrambled to find enough doses for the flood of people eager to get a shot.
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