Carol Marin and four political journalists analyze where the candidates stand in the latest polls, and how money is influencing the hotly contested races.

We sit down with experts to check in on the crisis in Iraq.

The Metropolitan Water Reclamation District of Greater Chicago is taking the residue of human waste from their water filtration process and transforming into a powerful soil additive/fertilizer that is used in parks, golf courses, and farms throughout the area.

Chief meteorologist at WGN Tom Skilling co-authored an op-ed in the Chicago Tribune regarding climate change and the potential effects of inaction. We discuss the issue with him tonight. 

Shark Week is back. We discuss our continuing fascination with the ocean's top predator with shark expert Lise Watson of the Shedd Aquarium.

The annual Chicago Korean Festival, a bubble workshop for children, and a celebration of Japanese culture; Chicago Tonight knows what’s going on this weekend.

Joel Weisman and his panel of journalists delve further into the upcoming mayoral race, and whether potential candidates Karen Lewis and Alderman Bob Fioretti pose a real challenge to Rahm Emanuel.

Joel Weisman and his panel of journalists recap this week's headlines.

Many black Chicago homeowners were forced to purchase their homes on contract in the ‘60s. Eventually, homeowners in North Lawndale banded together and fought back against buying on contract.  

Karen Lewis stops by to discuss her political future and more. 

We take a look at a little-known piece of Chicago's real estate history: the Contract Buyers League. 

The author of the upcoming book, "The Mockingbird Next Door," details her friendship with Harper Lee, the reclusive author of the classic novel "To Kill a Mockingbird."

A new Science & Symphony production is premiering at the Grant Park Music Festival. It's a musical and visual journey through the Northern Lights.

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

The City Council’s watchdog says he will run out of money to investigate aldermen within the next two weeks. Paris Schutz has the latest in the ongoing heated debate over who polices aldermen.