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Susana Mendoza, one of 14 candidates running for Chicago mayor, releases her ethics plan as early voting is set to begin Tuesday.

What does a new ad campaign say about masculinity in the #MeToo era? We explore reactions both positive and negative to Gillette’s “We Believe” commercial.

How Chicagoans handled a snowy start to the week – and how the city is preparing for worsening conditions.

Brookfield Zoo and Lincoln Park Zoo plan to close for parts of the week as record-breaking lows are expected to move into the area.

Monday marks the start of income tax filing season. Learn about what’s different this year in the wake of new tax laws.

A new report suggests Illinois could do more to attract data centers. What are they – and how are they important to the local economy?

Chicago facilities that process potentially harmful industrial materials must now take further steps to ensure they aren’t polluting surrounding neighborhoods.

Meet the founders of the Chicago Furniture Bank, which offers people in need an apartment’s worth of gently used furniture, including beds for each family member, for just $50.

Anna Ziegler’s play, now in a biting, emotionally vivid production at Court Theatre, shines a light on the visionary chemist who was crucial to the momentous scientific paper explaining the molecular structure of DNA.

Wednesday’s forecast shows a daytime high of around 14 degrees below zero, which would beat the city’s all-time coldest high of minus 11. When wind chills are factored in, temperatures could reach minus 35. 

Caterpillar fell well short of fourth-quarter profit expectations and the machine maker said that sales have begun to slow in China. Shares tumbled 10 percent at the opening bell Monday, the worst sell-off in more than seven years.

The National Weather Service says northern and central Illinois will see record-breaking low temperatures of 18 or 19 degrees below zero or colder on Tuesday and Wednesday.

You don’t have to wait till election day to cast a ballot. On Tuesday, early voting will start at the city’s downtown “super site.” Find out when and where you can cast your ballot.

A new Northwestern Medicine study was able to successfully predict whether women would experience worsening depressive symptoms within the first year of childbirth by identifying four maternal characteristics that put them at risk.

A Manteno veterans’ home resident who contracted Legionnaires’ disease has died, state officials said Friday, becoming the 15th resident of a state veterans’ facility killed by the flu-like illness.

The work of two theater companies – one from Belgium and the other from France – are paying all-too-brief visits to Chicago Shakespeare Theater stages at the moment. 

Eddie Arruza and guests discuss moves by Gov. J.B. Pritzker and Cook County State’s Attorney Kim Foxx to decriminalize marijuana.

Chicago aldermen are reeling after learning of an FBI mole in their ranks. More fallout from the federal charge against Ald. Ed Burke. Lincoln Yards takes a huge step forward. And the Bears QB preps for the Pro Bowl.

The National Weather Service says Friday's deep freeze is a preview of next week, which could bring more than a half-foot of snow and the potential for the “coldest stretch in years.”

Watch the Jan. 24, 2019 full episode of “Chicago Tonight.”

Chicago is using the resources of public libraries to address the need for mixed-income housing. Chicago Public Library Commissioner and CEO Brian Bannon explains.

Federal workers are feeling the effects of the government shutdown, but what about everyone else? Local economists weigh in on that and the economic forecast for 2019.

As calls grow for an elected school board, we examine whether more democracy can help bring about better schools.

We catch up with Jenn White, who took over hosting duties earlier this month after former “Morning Shift” host Tony Sarabia signed off.

The massive plan for a “city within the city” moves one step closer to reality – but residents worry about what the transformation will mean for their communities.

Although ice melt products can help clear slick walkways, they can also harm pets and cause damage to lawns, gardens and waterways. What you need to know.