Your thoughts about the potential ramifications of a Chinese company drawing 7 million gallons of water a day out of Lake Michigan.

Garry McCarthy is officially in. “It’s time for new leadership in City Hall that’ll fix our problems and pull us together,” the former Chicago Police superintendent said in a video announcing his bid for Chicago mayor.

Watch the March 22, 2018 full episode of "Chicago Tonight."

Health and Human Services Deputy Secretary Eric Hargan discusses his agency’s role in combating the opioid crisis.   

China faces steep tariffs for allegedly stealing U.S. intellectual property. Is a trade war in the offing?

One thing we can all count on in Chicago is the late winter and early spring pothole season. We catch up with some city crews trying to make life a little less bumpy.

Cook County Sheriff Tom Dart drew national attention when he appointed a psychologist to be the jail’s executive director. After almost three years on the job, Nneka Jones Tapia is moving on. 

Geoffrey Baer travels to France to meet this year’s winners of the Driehaus Prize for architecture.

Alaina Hampton, a former political and legislative staffer in House Speaker Michael Madigan’s political organization, is taking her ex-boss to federal court.

The Chicago Public Schools K-8 chess championship is this weekend. We visit two schools whose students hope to capture the prize.

Of the top 10 most populous cities in the country, the Chicago metro area was the only one to see a decline. Chicago demographer Rob Paral says a “complex stew” of factors is behind the drop.

The yet-to-be-named chick is healthy and being hand-reared by animal care staff, the zoo said this week.

With the race for governor winnowed down, Democrat J.B. Pritzker and Republican Gov. Bruce Rauner are wasting no time in going after one another. 

Watch the March 21, 2018 full episode of "Chicago Tonight."

Spring blooms, tattoo ink, a march against gun violence and a chef-driven food fest usher in the weekend. Here are 10 things to do in and around Chicago.