Active shooter reported at Mercy Hospital, 26th and Michigan. Stay with 720 WGN for updates.

The John Williams NewsClick: JB Pritzker campaign staffers sue

Democratic gubernatorial candidate JB Pritzker addresses the crowd after winning the Democratic gubernatorial primary over a field of five others Tuesday, March 20, 2018, in Chicago. Standing behind Pritzker is Lt. Governor candidate Juliana Stratton. (AP Photo/Charles Rex Arbogast)