Now that Gov. Pat Quinn has signed the bill to fix Illinois' underfunded pension system, will it be found unconstitutional? Carol Marin and her panel of experts explore the issue.

We share what you had to say about Chicago Tonight's Ventra Special in tonight’s viewer feedback.

Cass McCombs returns to Chicago on Friday, December 6 to play The Empty Bottle on Western Avenue.

Joel Weisman and his panel of journalists discuss the week's top headlines.

Joel Weisman and his panel of journalists discuss the life and legacy of Nelson Mandela. Watch the web extra video.

A festive aquatic show, Winter WonderFest at Navy Pier, and holiday shopping at the Merchandise Mart; Chicago Tonight knows what’s going on this weekend.

Nelson Mandela died at age 95. Watch web extra videos about the anti-apartheid icon from WTTW's archives.

Gov. Pat Quinn officially signed what he calls “historic legislation,” and “his number one priority,” into law today. Read an article.

On a special edition of Chicago Tonight with a live studio audience, we take a close look at the CTA’s problem-plagued rollout of its new Ventra payment system.

Besides the main arteries of museums and galleries, the Chicago area has endless capillaries of creativity.

Carol Marin and her panel of guests look at Tuesday's historic pension vote in Springfield. View interactive graphics to see how Senate and House members voted on the bill, and read a Q&A with Republican Sen. Matt Murphy.

Chief White House correspondent for The New York Times, Peter Baker, joins us to check in on fixes to HealthCare.gov and the potential political fallout from the glitches in the 2014 midterms.

Pension reform passed the Illinois House and Senate today. Read official statements from politicians and policy institutes.

The Illinois House passes pension reform by 62-53-1. View an interactive vote graphic to see how each member voted.

The Illinois Senate passes pension reform by 30-24-3. View an interactive vote graphic to see how each member voted.