Tomatoes and salad greens that are served in upscale Chicago restaurants are grown in Ogle County, Illinois. We visit the source.

The death toll after another weekend includes the son of a Chicago police officer. Dean Angelo joins us to discuss combating violence and ongoing efforts at police reform.

Northern Illinois sees a huge surge in the number of people being sued for downloading pornography. A look at why so many local people are being targeted.

Mandolin great Chris Thile is set to take over for Garrison Keillor on “A Prairie Home Companion.” We revisit our recent conversation about what the new host has planned, and listen to him perform a song.

Hear what viewers had to say about Donald Trump's comments on “second amendment people” when we read feedback from the "Chicago Tonight" website, and our Facebook and Twitter pages.

Chef Rick Bayless joins us to talk about the wines of Mexico, his latest restaurant, and new dishes and drinks.

The nuclear codes come up during almost every presidential election. We talk with the woman overseeing the Doomsday Clock about the president's authority over the nation's nuclear arsenal. 

Most Chicago homeowners–with the exception of some 18 aldermen–are facing property tax increases and the prospect of more to come. Will the tax hikes dampen home sales?

Take a look inside a museum of Puerto Rican art and culture in a historic building in Humboldt Park.

One year in and the city's ban on flimsy, one-use plastic bags is now fully in effect. But is it really reducing pollution or, as some critics charge, is it actually making the problem worse? Our panel examines the ban's impact.

Is Donald Trump inciting violence with his latest controversial quip? A closer look at whether his words constitute free speech. 

The Grammy award-winning rock icon joins Eddie Arruza to reflect on his 40-year career in music. 

An inside look at the world of pinball machines with the president of the world's largest pinball company, Gary Stern.