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A silver carp captured in June 2017 in the Illinois Waterway below the T.J. O’Brien Lock and Dam, about 9 miles from Lake Michigan. (Courtesy Illinois Department of Natural Resources)

Officials say genetic material from Asian carp has been detected near Lake Michigan, but a follow-up search turned up none of the invasive fish.

A memorial of flowers, balloons, a cross and photo of Marlen Ochoa-Lopez are displayed on the lawn, Friday, May 17, 2019 in Chicago, outside the home where Ochoa-Lopez was murdered last month. (AP Photo / Teresa Crawford)

The visitation, funeral and burial will take place this week for Marlen Ochoa-Lopez, who was strangled and whose baby was cut from her womb late last month.

Mayor Rahm Emanuel appears on “Chicago Tonight” on Monday, May 13, 2019.

Former Chicago Mayor Rahm Emanuel has at least two new gigs after wrapping up his second term in office. He joins the broadcast network as a contributor and The Atlantic as a contributing editor.  

Oak Park and River Forest High School (OPRF / Facebook)

The suburban school district’s Board of Education voted Monday to spend $54,000 to reprint the books after more than a dozen photos were found of students displaying an upside-down “OK” hand gesture.

(valelopardo / Pixabay)

Artificial intelligence outperformed radiologists in identifying lung cancer as part of first-time screenings, according to a new study. The technology also produced fewer false positives and negatives.

A famous Chicago pizza joint is filled with antiques, and they’re all going to be part of an unusual estate sale. We go for a look.

Watch the May 21, 2019 full episode of “Chicago Tonight.”

(Chicago Tonight file photo)

Doug McConnell has swam in New York’s Hudson River, the Boston Harbor and even the English Channel. Now he wants to make a splash in his own city.

(Courtesy Northwestern University)

Neil Shubin, University of Chicago paleontologist and one of our favorite explainers of all things scientific, joins us to discuss stories making news in the world of science.

The cast of “The Adventures of Augie March.” (Photo by Michael Brosilow)

Labeling a work of art a “masterpiece” is a dangerous business, but on rare occasions there can be no doubt that such a tag is unavoidable. This is one such case.

Environmental activists rallied outside Chase Tower in Chicago on Tuesday, May 21, 2019 to protest JPMorgan Chase & Company’s financing of fossil fuel projects. (Alex Ruppenthal / WTTW)

Dozens of environmental activists from across the Midwest rallied Tuesday outside Chase Tower in the Loop to protest the financing of fossil fuel projects by the country’s largest bank.

As new products come on the market, traditional beef patties are being challenged by plant-based alternatives. (Engin_Akyurt / Pixabay)

There might be a new kind of meat cooking on the grill this weekend: alternative meat. But what is it? And why the craze?

(Nitram242 / Flickr)

As police departments across the U.S. weigh the use of facial recognition software, several communities are raising concerns about privacy.

Janice Jackson, left, appears on “Chicago Tonight” on April 19, 2018. Eddie Johnson, right, speaks during a news conference Tuesday, March 26, 2019. (AP Photo / Teresa Crawford)

On her first full day in office, Mayor Lori Lightfoot announced a number of leaders who will serve in her administration, as well as several senior staff members.

Clarisa Figueroa (Chicago Police Department)

The agency that licenses and inspects health care facilities in Illinois has started an investigation of a suburban Chicago hospital where doctors treated a baby brought in by a woman claiming to be his mother, a spokeswoman for the agency said.

(Meagan Davis / Wikimedia Commons)

Illinois’ legislative session in Springfield is scheduled to adjourn at the end of this month – and a lot remains unresolved.