As the process to fill a US Supreme Court vacancy picks up, one Illinois State University scholar says replacing the late conservative Scalia isn't nearly as important to Democrats as the potential replacement of three LIBERAL-leaning justices. ISU Politics and Government professor Meghan Leonard dives deep into the Senate process that might wrap up this week. Willis Kern has the interview. Are humans hardwired for war or peace? GLT’s Judy Valente talks with the executive director of the Center on Conscience and War in Washington, D.C. about conscientious objectors in the military. And during an edition of Datebook, it’s all aboard for a model train event at Heartland Community College next weekend.