Chicago still set to expand vaccine eligibility on March 29 Mar 17, 2021 | coronavirus, Top Stories, Vaccination Chicago is still on track to expand its vaccine eligibility in two weeks, with the city’s top health official saying more details will be unveiled Wednesday.To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.