|

One in five parkway trees in Chicago is threatened by the Emerald Ash Borer beetle. So what can people do to stop the shrinking of the region's tree canopy? The Morton Arboretum's CEO, Gerry Donnelly, joins us to talk about reversing tree loss.

"The Complete Vegetarian Cookbook"

|

Jack Bishop from the hit PBS television show America's Test Kitchen talks about the newest book, The Complete Vegetarian Cookbook. Bishop will give us some recipes to try as well as talk about the 15th season of the hit series.

|

Walgreens is closing 200 stores in the U.S. -- the most the company has done at once. The cost-cutting move comes as a result of the merger with Boots Alliance. Crain's Chicago Business retail reporter Brigid Sweeney has the latest details.

|

The state's Executive Inspector General Ricardo Meza is stepping down after nearly five years on the job. He joins us to talk about Illinois' corruption problem.

43rd Ward Aldermanic Runoff Forum

|

First-term Ald. Michele Smith is fighting to keep her Lincoln Park aldermanic seat in a bitter battle with challenger Caroline Vickrey. They go head to head.

|

Former Congressman Barney Frank has a new book out about his remarkable life as an outspoken politician made even more remarkable by his coming out as a gay man. He joins us.

|

A House Committee has passed a temporary fix to the state budget shortfall so day care providers and prison guards will be paid. Chicago Tonight Springfield reporter Amanda Vinicky has the details.

24th Ward Aldermanic Runoff Forum

|

The 24th ward will have a fresh face representing the Lawndale neighborhood in City Council. Will it be the son of the former president of the Chicago Board of Education or a businesswoman who worked her way up from receptionist to vice president of a tool distributor?

7th Ward Aldermanic Runoff Forum

|

The 7th Ward race pitted incumbent Ald. Natashia Holmes against seven challengers. A runoff resulted between Holmes who won 25 percent of the vote and Gregory Mitchell who garnered 20 percent of the vote. We hear from both candidates.

|

It's cold. Really cold. WGN's Chief Meteorologist Tom Skilling tells us if we are heading towards record-breaking weather.

|

There's a new PBS documentary exploring the Italian American experience. We talk with the filmmaker.

|

With divorce a reality for half of all marriages, we take a look at the financial realities of moving on.

|

We take a look back at the CTA's 2014 and what's around the corner for customers in 2015.

|

Should Chicago have an elected school board? The issue separates Mayor Rahm Emanuel from his challengers. And voters from 38 wards will have a chance to weigh in on Feb. 24 when they can vote on an advisory referendum. We take a closer look.

|

We look back at Mayor Jane Byrne's political career, her groundbreaking win against the Democratic machine, and her tenure as mayor.

|

Republican candidate Tom Cross and Democrat Mike Frerichs face off on Chicago Tonight's candidate forum for the open treasurer's seat.