Politics Senate Debate WTTW News | December 16, 2009, 7:00 pm Senate candidates Alexi Giannoulias and David Hoffman had an unusually sharp exchange at a debate this morning at the Union League Club. Rich Samuels has the details. Thanks to our sponsors: View all sponsors Thanks to our sponsors: View all sponsors Related Stories Cook County Board President Toni Preckwinkle on 2027 Budget, Historic Midterm Election New Survey Finds Support for Gunshot Detection System — and Concerns, as Chicago Changes Course on Pilot Program Transit Officials Outline ‘Significant Investment’ of $5B for 2027, Laying Groundwork for Major Changes Following the ‘Blue Tsunami,’ Republicans Look to Rebuild Party Power in Illinois Meet the 21 Members of Chicago’s First-Ever Fully Elected Board of Education Illinois Hemp Act Set to Ban Some THC Drinks Amid Pushback From Business Owners Sign up for our morning newsletter to get all of our stories delivered to your mailbox each weekday. View the discussion thread.