Chad Grimm, the Libertarian Party candidate for Illinois Governor, visits Chicago Tonight to talk about his vision for Illinois and why he sees himself as the only legitimate candidate for change.

For the first time, Illinois voters can register and vote on the same day. Chicago Tonight takes a look behind the new law that allows Illinois voters to register to vote on Election Day.

Historian Francis Fukuyama visits Chicago Tonight to talk about his new book, Political Order and Political Decay, the second volume of a sweeping study of how human societies develop good governance, and how those same societies can fall into decline.

We share your reactions to last night's U.S. Senate Forum in tonight's Viewer Feedback.

U.S. Senate candidates for Illinois  -- Sen. Dick Durbin and Jim Oberweis -- gave a brief news conference following the forum.

GOP gubernatorial candidate Bruce Rauner is calling for a travel ban on visitors from West African countries most affected by Ebola, while Gov. Pat Quinn has instituted mandatory quarantine for anyone thought to be at high risk of catching Ebola. But is the science being lost in this debate? Paris Schutz has the story. 

Paul Vallas, the Democratic candidate for lieutenant governor, discusses the vision he and running mate Gov. Pat Quinn have for Illinois. 

Cook County Commissioner Jesús “Chuy” García exclusively tells Carol Marin that he will run for mayor of Chicago in the 2015 election. García joins us in-studio to talk about his political future. 

Mayor Rahm Emanuel responds to the news of Cook County Commissioner Jesús “Chuy” García  -- a prominent Latino progressive -- running against him in the 2015 election.

Illinois communities call for tougher regulations on the increasing numbers of railroad tanker cars filled with volatile crude oil rolling through their communities. Elizabeth Brackett has the story.

Cook County Commissioner Jesus “Chuy” Garcia is mulling whether or not to take on Rahm Emanuel and run for mayor, according to sources within the Democratic party, and within Chicago’s Latino and progressive communities.

Monday marked the beginning of early voting in Illinois and emotions are running high in this close election. While some machine malfunctions are not uncommon in state races, the Illinois GOP is calling foul over ballot counting procedures in Rock Island and voting machine calibrations in the northern suburbs.

Democratic U.S. Rep. Bill Foster and Republican state Rep. Darlene Senger are vying to represent the 11th Congressional District. They go head-to-head on Chicago Tonight’s forum.

Mayor Rahm Emanuel appointed Kurt Summers as the City of Chicago's Treasurer pending City Council approval.

We share what you had to say about Chicago Sun-Times reporter Dave McKinney's resignation, editorial endorsements and Illinois' job growth when we read some of our viewer feedback.

Veteran political reporter and frequent Chicago Tonight contributor Dave McKinney resigned from the Chicago Sun-Times today. The resignation brings to a head the brewing controversy over the owner's association with GOP gubernatorial candidate Bruce Rauner, and whether or not that association has influenced the paper's reporting in recent days. Paris Schutz has the story.