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The union, however, has called the city's latest offer "a joke." "We're talking about an offer that frankly was insulting to us," CTU President Jesse Sharkey said.
Teachers want a 15% pay raise over three years. The city is offering teachers a 16% raise over five years. Teachers also want smaller class sizes, claiming some have as many as 40 students.
"Oversized kindergarten classrooms, 37 in a classroom, is detrimental to the safety, health and cognitive development of our students."
The Chicago Teachers Union took issue with class sizes Wednesday, while Chicago Public Schools officials said they are working to combat the problem – as the days count down to a possible teachers' strike.
In a statement Tuesday night, Lightfoot said that the union's contract with CPS is "not the appropriate place for the city to legislate its affordable housing policy."
With nine days until a possible teacher strike, both the city and the Chicago Teachers' Union are blaming one another for the lack of progress.
Despite the penalties, parents are still reporting several busing issues so far this year.
Some people in Norwood Park are not happy about a preschool Chicago Public Schools is planning to build in the area.
"CTU leadership is not exhibiting the sense of urgency needed to move these negotiations forward in a substantive way to avoid a strike," Mayor Lightfoot said.
With the threat of a strike, some members of the Chicago Teachers Union are making their push for more pay public.
"There's zero plan to make up any days that might be lost as a result of a work stoppage," Mayor Lori Lightfoot said of a possible teachers' strike on Oct. 17.
Mayor Lori Lightfoot and Chicago Public Schools Chief Executive Officer Janice K. Jackson said Wednesday that city schools will be kept buildings open in the event of a teachers' strike.
"They throw this kid out on the street ... and they leave him there," attorney Dan Herbert said.
Staff members from Chicago Public Schools and the Chicago Park District hand-delivered strike notices to Mayor Lori Lightfoot's office at City Hall Tuesday.
Union leaders and CPS officials were meeting at CTU headquarters in the West Town neighborhood, hoping to agree to a contract both sides can support.
A Chicago Public Schools parent could not understand why her emails were not getting to her son's case manager.
Chicago teachers are voting on whether to authorize a strike next month as contract negotiations continue in the nation's third-largest school district.
A Chicago Public Schools security guard was forced to resign back in 2009 after an investigation found that he sexually exploited a student. But he wasn't charged for 10 years after that.
Cedric Nolen resigned as principal of Colin Powell Middle School last week, and students in Matteson said he shouldn't have been hired in the first place.
The Chicago Public Schools have "inexcusably failed" to protect students. That's the finding from a federal investigation looking at case after case of sex assault and abuse.
Chicago Public Schools "inexcusably failed, for quite some time" to protect students who were sexually harrassed or abused by CPS teachers and employees, federal education officials said Thursday.
Former Parkside Elementary Principal Cedric Nolen was the subject of an investigation that found evidence supporting a finding of sexual misconduct.
The Morning Insiders stay on the case of taxpayer money used to pay Chicago Public Schools employees on suspension while under investigation.
A CBS 2 inquiry sparked by an investigation into spending on suspended Chicago Public School employees led to some surprising statistics from Illinois' Department of Children and Family Services.
Chicago Public Schools administrators say they're working to get school buses arriving on time after a CBS 2 report on parents frustrated by delays and no-shows during the first week of school.
Chicago police said Miriam Rivera, 51, robbed three women and stabbed one of them during robberies in Albany Park this month.
Chicago police said just before 5:30 a.m. Saturday, three suspects targeted Tony's Italian Deli Subs in the 6700 block of Northwest Highway in Edison Park.
Police said the group stole merchandise, including clothes and shoes, from inside.
Arriving officers found a man, only described as between the ages of 18-25, with multiple gunshot wounds.
When you think of water, you think of fun in the pool and in the lake. But the American Red Cross and the Boys & Girls Clubs of Chicago say safety is the first thing that should come to mind.
Thousands of pages of Epstein documents released by the House Oversight Committee include emails and texts with close contacts that often touched on President Trump.
Homeland Security Secretary Kristi Noem announced that TSA agents with "exemplary service" during the government shutdown will receive a $10,000 bonus check.
A group of transgender members of the U.S. Air Force and Space Force forced to leave active duty under the Trump administration's policies say their benefits were revoked in a rare move.
The City of Chicago is suing the Justice Department over restrictions on community policing hiring that the Johnson administration says are illegal. The city of St. Paul, Minnesota is also joining the federal lawsuit.
Members of the House from Illinois voted along party lines on the government funding package to end the shutdown.
The U.S. stopped minting pennies this week, and some groups have issued a warning about the headaches that can create for some businesses and consumers.
Why is one school in the west Chicago suburb of Lisle paying a water bill three times higher than another? The answer has to do with a private utility company.
The Food and Drug Administration is warning about additional cookware brands that could be leaching lead into your food.
Walgreens said it will close its office space in Chicago's Old Post Office building.
Insurance companies are increasingly using drones and aerial surveillance to snap photos of home, then reviewed by AI, to inform underwriting. That can cause mistakes, like the one that affected a homeowner in Kane County, Illinois.
SHFT Behavioral Health is the first urgent care clinic in Chicago for young people in mental health crises — specializing in children as young as 10 and adults up to the age of 30.
Chicago's Lurie Children's Hospital this week launched a new advanced leukemia program.
The Pink and Pearl Campaign held at Rush University Medical Center is designed to push a powerful message: that early detection for breast and lung cancer saves lives.
Doctors at Northwestern Memorial Hospital are the first in Illinois to offer a new treatment for atrial fibrillation, a heart condition that often strikes firefighters.
Three prominent Chicago hospitals are joining forces in the fight against breast cancer, through new clinical trials involving two drugs.
The former landlord of the now-long-shuttered Rainforest Café in River North is now facing a $9.3 million foreclosure lawsuit.
A new owner said Tuesday that he plans to reopen the venerable Gale Street Inn restaurant in Chicago's Jefferson Park neighborhood.
The popular Unabridged Bookstore in Chicago's East Lakeview community celebrated 45 years in business this weekend.
Chicago's Latino-owned breweries combine their culture with craft beer for a unique take. This Hispanic Heritage Month, CBS News Chicago visited a couple of them.
The Central Area Plan 2045 seeks to transform and invest in the downtown area.
The Tony Award-winning favorite "Hamilton" is returning to Chicago for a limited engagement.
Sally Kirkland was best known for sharing the screen with Paul Newman and Robert Redford in "The Sting" and her Oscar-nominated title role in the 1987 movie "Anna."
Major renovations at Chicago's Auditorium Theatre are expected to wrap by the fall of 2027, according to published reports.
Kendrick Lamar, Lady Gaga and Bad Bunny are among the artists with the most Grammy nominations this year.
The Fighting Illini marching band recently took up the challenge of performing the music of Metallica.
The floodwaters swept into the main pediatric hospital in northern Gaza on Friday.
Madrid is the next stop on the National Football League's international tour.
He was removed from office this year after an attempt to impose martial law. Now, he's facing accusations of trying to provoke a crisis with the communist north.
It comes after President Trump was presented with "military options" for Venezuela in the coming days, including possible strikes inside the country. Venezuela's president urged Americans to say "no" to war.
The country's federal emergency agency says twenty fire crews were dispatched to the scene, which eventually engulfed five neighboring facilities.
Of more than 600 people detained by ICE whose arrests might have violated a court order, only 16 have alleged criminal histories, according to a government list.
Rev. Jesse Jackson remained under observation Friday night at Northwestern Memorial Hospital, after being admitted earlier this week to be monitored for a rare neurodegenerative condition.
Chicago police said Miriam Rivera, 51, robbed three women and stabbed one of them during robberies in Albany Park this month.
Nearly two dozen people were arrested and four officers were injured as protesters clashed with police outside the Broadview ICE facility Friday morning.
In south suburban Markham, the city and the park district are two separate entities. This week, the city filed a motion in court, insisting the park district answer questions about its finances or lack thereof.
A leaking roof didn't just damage a Homewood condo, it forced the owner out of his home. The HOA vowed to fix everything, but eight months later, the damage is still there and so is the frustration.
Why is one school in the west Chicago suburb of Lisle paying a water bill three times higher than another? The answer has to do with a private utility company.
A Chicago area couple logged into their retirement account only to find out it had been hacked, and a large chunk of their retirement savings was gone. The response from the online brokerage firm is only adding insult to injury.
The teacher detained by ICE agents at the Rayito del Sol daycare in North Center is believed to now be at the Broadview processing facility, and parents in the community now have serious safety concerns.
Lawyer Patrick Jaicomo said he expects a tidal wave of lawsuits nationwide against federal agents by U.S. citizens and non-citizens in communities impacted the most by federal agents over the last several months.
John Beam, a legendary football coach featured on Netflix's "Last Chance U" and the Laney College athletic director, has died, one day after being shot on the Oakland, California campus.
The Bears' beat-up defense continues to lead the NFL with 20 takeaways, but despite their penchant for forcing turnovers, there's cause for concern heading into Sunday's game in Minnesota.
WWE professional wrestling is returning to the United Center next year with its Elimination Chamber event.
Defenseman Simon Nemec scored his third goal of the game at 3:28 of the overtime to lift the New Jersey Devils to a 4-3 win over the Chicago Blackhawks.
Paul Reed had 28 points and 13 rebounds and the undermanned Detroit Pistons won their eighth straight game, beating the Chicago Bulls 124-113 on Wednesday night.
A man has been charged in the shooting death of a 40-year-old man more than 20 years ago inside his apartment on the Near North Side of Chicago.
John Beam, a legendary football coach featured on Netflix's "Last Chance U" and the Laney College athletic director, has died, one day after being shot on the Oakland, California campus.
The FBI was asking for help Thursday in finding a man who robbed a bank in St. Charles, Illinois, west of Chicago this past weekend.
The City of Chicago is suing the Justice Department over restrictions on community policing hiring that the Johnson administration says are illegal. The city of St. Paul, Minnesota is also joining the federal lawsuit.
A Chicago man has been charged with murder in the death of his 2-month-old son in April.
