David Petraeus has been called the most influential military leader of his generation. We talk about the forces that shaped him with Paula Broadwell, the author of a new biography, All In: The Education of General David Petraeus.

The O.J. Simspon trial set the precedent for televised trials.

A new report proposes a multi-billion dollar engineering change to Chicago's waterways to cut off an Asian Carp invasion.

Two innovative web developers and Chicago's Chief Technology Officer talk about new apps for Chicagoans with data from the city.

Mayor Rahm Emanuel unveils reforms to the city's controversial TIF program: an online database of how TIF money is spent. Eddie Arruza has the details on this, red-light cameras and more.

Illinois could eventually face nearly $35 billion in unpaid bills. A new report suggests the governor and general assembly can fix the problem.

A local company is in trouble for selling snake oil. Kris Kridel of WBBM Newsradio 780 and 105.9FM has that story, and other top bus

Chicago is in the midst of a snowy owl invasion! We talk with a birder and a Field Museum scientist looking to uncover the hidden city dangers facing these beautiful creatures.

Iraqi kids take part in competitions promoting peace and addressing the challenges they face. We meet the man behind it all: 2011 Koldyke Fellow, Hussam Hadi.

Jane Addams and her fellow reformers understood the social value of art and its ability to break down barriers and uplift people.

Our host, Phil Ponce, spends some time in the doghouse for a remark he made recently about cats.

Joel Weisman and his panel of journalists discuss the week's top headlines, on the 34th anniversary of The Week in Review!

Need some ideas for what to do this weekend? Chicago Tonight knows what’s going on!

There’s a major shake-up at the Cook County Medical Examiner's office after reports of mismanagement and bodies piling up.

Welcome to Chicago Tonight’s online coverage of the 2012 congressional primaries. Chicago Tonight is your go-to source for information, and we’ve pulled together a variety of resources to help you be better informed about your congressional candidates.