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A massive cyberattack temporarily takes down major websites. Find out how hackers use household devices to wreak havoc online.

On Friday, FBI Director James Comey revealed the agency is looking once again into emails from Hillary Clinton. “PBS NewsHour” correspondent Lisa Desjardins joins us from Washington, D.C., to discuss the development.

Event listing says participants in nightclub, church shooting scenarios would have to “face the consequences” of their actions.

We bring you part two of our story on a program that aims to stop the revolving door of the criminal justice system – from inside the Cook County Jail.

A national nonprofit watchdog group gives top grades to six Chicago hospitals in its latest ranking. See which ones made the cut.

Viewers were unanimous in their disdain for aldermen griping over losing out on face-value World Series tickets. Hear the details when we read feedback from the Chicago Tonight website, and our Facebook and Twitter pages.

Serving in the military can be dangerous, frightening and unpleasant – sometimes in ways you might not expect. How the military tackles loud sounds, bad smells and upset stomachs.

Ghouls, wounds and zombies are just another day at the office for an Albany Park special effects shop.

The Cubs face another do-or-die game Tuesday night in Cleveland. What did this weekend's home games mean for the local economy?

Artist Diana Thater on Friday unveiled immersive views of the natural world in a new show at the Museum of Contemporary Art Chicago.

The Illinois State Board of Education on Monday released its annual Report Card – a snapshot of accountability and achievement figures from students, schools and administrators across the state.

About 20 people on board an American Airlines flight bound for Miami suffered minor injuries, fire officials said, after the plane caught fire Friday afternoon on a runway at O'Hare International Airport.

Plans to build an affordable, mixed-use housing development in historic Pullman are under fire from a small group of community members.

Taking the CTA Red Line will be a blast from the past for some Cubs fans heading to the their team’s first World Series appearance in more than half a century.

Earlier this month Ben Stiller revealed he was treated for prostate cancer in 2014 and credited the PSA test with saving his life. Stiller’s surgeon talks about prostate cancer testing and the controversy surrounding the PSA test.

Campaigning is at full throttle. The Chicago ethics board throws aldermen a curveball over Cubs tickets. And the Cubs return to the Friendly Confines for the World Series. These stories and more with Joel Weisman and guests.

We check in with Cubs Chairman Tom Ricketts on the eve of the first World Series game at Wrigley Field since 1945. Plus: the latest on Kyle Schwarber and parking restrictions around the ballpark.

The two candidates looking to replace Democrat Tammy Duckworth make their case for why they should be elected to represent the 8th Congressional District.

Watch the Oct. 27, 2016 full episode of "Chicago Tonight."

With less than two weeks until Election Day, more Illinoisans are registered to vote since record keeping began in 1970.

The CTU's full membership will hold a secret ballot vote on a tentative labor contract with Chicago Public Schools next Monday and Tuesday.

An unusual election season is drawing to a close. We hear about the latest in the presidential campaign from “PBS NewsHour” correspondent Lisa Desjardins.

Will Chicago’s new Community Catalyst Fund succeed in bringing private capital and jobs to resource-starved neighborhoods? City Treasurer Kurt Summers, who will run the new fund, tells us about it.

We talk through the TV ratings and the business side of the Cubs' success with Crain's Chicago Business reporter Danny Ecker.

For Chicago’s long-suffering fans to get in on the action of the Cubs’ historic championship run, they’ll have to pony up the big bucks. 

Watch the Oct. 26, 2016 full episode of "Chicago Tonight."