Vaccine Clinic Announced Posted on March 11, 2021March 16, 2021 by Mary Ann Thornton The South Suburban Regional Black Mayors Caucus, in partnership with Walgreens, will host a Vaccine Clinic this Saturday, March 13, 8 a.m. to 4 p.m., at Hillcrest High School in Country Club Hills. For more information, click here. Share this:TwitterFacebookLike this:Like Loading...