CTU’s Karen Lewis announces 1-day walkout Posted on March 24, 2016 by Chicago 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: The Chicago Teachers Union on Wednesday evening voted yes to a one-day “showdown” strike on April 1 to bring attention to the union’s ongoing contract negotiations and the state’s education funding crisis. 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: