chemotherapy October 17, 2017 4:45 pm Karen Lewis Reveals She Suffered Stroke Last Week Chicago Teachers Union President Karen Lewis revealed on Tuesday she suffered a stroke last week, but will recover. NBC 5’s Mary Ann Ahern reports. Local 2:09 Chicago-area breweries prepare to celebrate Craft Beer Week 9:34 Chicago police release new details in arrest of Xavier Tate 2:23 Suspect accused of killing CPD officer Luis Huesca 3:10 Suspect charged in killing of Chicago police officer faces additional charges 2:03 Prosecutors detail how Calumet City cold case unfolded, with suspect finally arrested