As Republican presidential front-runner Donald Trump blasts the delegate-selection process, we take a look at how it works on both sides of the aisle.

Presidential candidates are competing for a win in Tuesday's primary in Wisconsin. James Warren of the Poynter Institute joins us to talk delegate math and what that means for the contenders on both the Democrat and Republican side.

Efforts to derail Donald Trump's momentum heat up within the GOP as voters in Arizona and Utah decide who to support in Tuesday's primaries.

Donald Trump is the winner in Illinois, gaining 24 delegates in the state's Republican presidential primary. On the Democratic side, Hillary Clinton eked out a close victory over Bernie Sanders.

It’s the eve of a particularly heated primary election for a number of heavily contested races, from the increasingly close presidential races in both parties to the high-profile, money-saturated slugfest for Cook County state's attorney.

Outspoken Chicago activist Jedidiah Brown says he's received death threats and has been put on temporary leave from his job following Donald Trump's canceled rally at UIC Pavilion on Friday night, an event Brown says was racially charged and dangerous.

A final look at the stakes in Tuesday’s primary election in Illinois. Chicago Public Schools sues its former CEO and SUPES Academy for $65 million. And former Bears head coach Lovie Smith is back in Illinois to coach football. Joel Weisman and his guests discuss these stories and more in this week’s show.

With Donald Trump and Sen. Bernie Sanders winning convincingly in their respective Republican and Democratic primaries on Wednesday, one thing is clear: Voters on both sides of the political spectrum seemingly want little to do with establishment candidates or politics. Our panel of political experts weighs in on the race and where it's headed.

Last night's GOP presidential debate hosted by CNN set off some fireworks as candidates did all they could to make an impression in a crowded field. Political communications specialist Jason DeSanto joins "Chicago Tonight" to give his take on the heated discourse.

Eleven GOP presidential hopefuls will meet for a second prime-time cable news debate Wednesday. Donald Trump still leads the polling but retired neurosurgeon Ben Carson’s numbers have surged as has the profile of former Hewlett Packard CEO Carly Fiorina. We discuss what to expect from tomorrow night’s debate.

Joel Weisman and guests discuss the first day of school for CPS students and teachers, the enduring state budget stalemate and more on local business news, crime and sports.

He famously called television a “vast wasteland," but Newton Minow's influence goes far beyond that iconic phrase. Geoffrey Baer sat down with Minow to talk about some current political issues.

We share what you had to say about recent stories when read some of our viewer feedback.

Donald Trump appears in a Chicago courtroom. We tell you why -- and what he had to say.