Lightfoot may not lift Chicago’s mask mandate at end of month Feb 15, 2022 | coronavirus, Top Stories, Vaccination While encouraged by the city’s COVID-19 trends, Chicago Mayor Lori Lightfoot told reporters Monday she would not commit to lifting the city’s mask mandate on Feb. 28.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.