London Mayor Sadiq Khan on being elected the first Muslim to lead a major Western capital, and what he makes of U.S. presidential politics.

More and more news organizations are putting an end to comment sections on their websites. We have a discussion with two local editors and a Chicago Tribune columnist who recently wrote about the topic.

In its rankings published Monday, Bicycling magazine applauded the city’s commitment to adding new bike lanes and improving access to bike-share resources for underserved communities.

More drama at financially strapped Chicago State University: The president is out after only nine months on the job. Why students and faculty members say they are livid, and why they believe political patronage is the culprit.

Watch the Sept. 15, 2016 full episode of "Chicago Tonight."

A look at what's behind the rise and fall of the great big McMansions. Why aren't they selling?

Remember the very musical von Trapp family from “The Sound of Music”? Last summer, my daughter and I met a group you might call the Chicago von Trapps. Together with their father they call themselves Cielito Lindo, which means “beautiful heaven.”

We look back at this notorious unsolved murder, 50 years later.

Whether fictional or real, stories of hacking appear to be everywhere. We discuss online security and the public’s fascination with hackers with two local experts.

Hear what viewers had to say about the new water tax hike and our recent interview with Cook County Public Defender Amy Campanelli when we read feedback from the "Chicago Tonight" website, and our Facebook and Twitter pages.

The head of the Mayo Clinic sheds light on what he has called “an epidemic of burnout” impacting doctors and undermining patient care.

Students at three Chicago charter schools won a fight to keep doors open, but the schools are now under state control. A look at how they're starting off the new school year.

The debate over water and sewer taxes is over in Chicago: they are going to go up. But what do aldermen want to do about driverless cars in Chicago? The latest from Wednesday's meeting.