Belleville News-Democrat St. Clair County opened its COVID-19 mass-vaccination clinic on Feb. 1 at Belle-Clair Fairgrounds in Belleville. It will close at the end of May. Editor’s note: This story was originally published by the Belleville News-Democrat, a news partner of St. Louis Public Radio. The clock is ticking for people who want to get vaccinated for the coronavirus at St. Clair County’s drive-thru, mass-vaccination clinic at Belle-Clair Fairgrounds in Belleville. The clinic will close on May 30, according to St. Clair County Board Chairman Mark Kern, who made the announcement Sunday afternoon as part of a live-streamed COVID-19 briefing on the