Karen Lewis speaks at CTU rally Posted on June 10, 2015 by Chicago 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: Chicago Teachers Union President Karen Lewis speaks at a rally Tuesday evening outside the Thompson Center as the CTU negotiates a new teachers contract. 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: