Engineering Notice: Willis Tower will be performing maintenance work on the broadcast towers. As a result, some Chicago TV and Radio stations operating from Willis Tower must shut off affecting the ability for viewers to watch our station. This work is scheduled to begin at 1:00a and is anticipated to end at approx. 05:30a on both Tuesday and Wednesday. Xfinity, WOW, RCN, DirecTV, YouTubeTV and others will not be affected.