A Chicago commuter train collided with rail equipment, injuring at least 19 people, officials said.

Five people were hospitalized after the tent that was set up for an event outside Chicago collapsed, investigators said.

ABC News’ Alex Perez is in Chicago where heat has forced schools to change schedules and cancel in-person classes.

Thousands of rubber ducks raced down the Chicago River and floated to the finish line in the annual Duck Derby, a charity event supporting Special Olympics Illinois.

Michael Goodman, 43, has been charged with first-degree murder in connection the death of Serabi Medina, Chicago police officials said in a statement.

Plus, a woman in Maine recovers after fighting off a black bear in her backyard.

More than 70 people were shot, 13 fatally, in Chicago over the holiday weekend, including a father of four who was gunned down at a Father's Day park gathering.

More than 50 people were shot, 11 fatally, over a violent Memorial Day weekend in Chicago, police said.

Community members gathered outside the district police station asking for the public's help.

At least nine incidents have occurred in Lawndale since early March.

Lightfoot and Adams said Texas intends to begin busing migrants to major cities starting today.

Mayor-elect Brandon Johnson talks about his goals for the city and its residents.

Brandon Johnson told GMA3 he is committed to addressing "root causes."

A 25-year veteran firefighter collapsed on the 11th floor and was unable to be revived.

Residents of Little Village are demanding answers from authorities on the incidents.

Two women were found dead in recent weeks, and a teenager is now missing in Chicago's Little Village neighborhood, community leaders said.

All four members of a firefighter's family were killed in a housefire on Chicago's northwest side.

A Chicago police officer was shot and killed Wednesday while responding to a call about a person with a firearm, according to the Chicago Police Department.

Officer Andres Vasquez-Lasso was on the force for five years.

The officer was responding to a call about a person with a firearm, police said.

Former Chicago Public Schools CEO Paul Vallas and Cook County Commissioner Brandon Johnson both advanced to the runoff election, to be held on April 4.

Flames poured from the windows of the 15th floor, where the fire began, before wind spread the blaze to the 24th floor.

Chicago leaning into Boaty McBoatface controversy, allowing residents to vote to name six of Chicago’s snow plows.

The worker died at the hospital after he was trapped under several feet of debris for 45 minutes, authorities said.

Peter Salvino, a Ph.D. candidate in Northwestern's interdepartmental neuroscience program, was reported missing on Sunday by his family.

Students at a Chicago high school are planning a classroom walkout Monday afternoon to protest gun violence just days after a shooting near their campus.

Chicago street artist, founder of "Poetry by Boots" Kimberly "Boots" Brown, advocates to spread uplifting messages on all 50 state sidewalks to help others suffering from heartache and mental health.

The family is alleging workers failed to properly secure their child to the wall with a harness and rope.

A 3-year-old was among the injured.

Five men were shot, three fatally, early Sunday when gunfire erupted at a Chicago intersection taken over by a drag-racing caravan of more than 100 cars, police said.

A 13-year-old boy was among six people killed in unrelated shootings across Chicago over weekend that also left 23 people with bullet wounds, according to police.

The attempted kidnapping caught on camera in Chicago’s West Loop showed a woman nearly abducted in broad daylight.

At least eight people were injured in an explosion at a residential building in Chicago and the cause is still under investigation.

Fire crews responded to an explosion at a residential building in Chicago Tuesday morning.

The "mass casualty" incident occurred at Central and West End avenues in the city's South Austin neighborhood.

Here is a look back at the history of this beloved annual event in Chicago.

Seven people, including five kids, were killed in a head-on crash in Illinois on Sunday, state police said.

American Heritage Award Creative Writing Contest winner, Elin Seiler, 10, discusses her poem about hope in America.

Two people are dead after a gunman opened fire into a crowd hitting several people.

Life expectancy in the Windy City dropped by nearly two years from 2019 to 2020.

Life expectancy in Chicago fell by nearly two years during the first year of the COVID-19 pandemic -- in line with national trends, a new report finds.

The family of Irene Chavez, who died by suicide in Chicago police custody, has alleged officers neglected Chavez's "mental health needs."

Chicago's Civilian Office of Police Accountability released videos and documents related to the death of Irene Chavez, a woman who died while in police custody.

Quilen Blackwell, founder, and president of Southside Blooms, says behind all the flowers, the group is all about preserving human life.

The city has invested over $10M in violence reduction strategies.

The city’s police union has defied Mayor Lori Lightfoot’s vaccine mandate requiring all city workers to report their vaccination status or face disciplinary action or risk losing their jobs.

Mayor Lori Lightfoot said the city is prepared to deal with any fallout related to the vaccination requirement.

A battle pitting the mayor of Chicago and the superintendent of the police department against some officers defying a vaccine mandate heads to a courtroom on Wednesday.

The crane collapsed at a construction site and crushed at least one car. Some commuter train services were temporarily suspended.

Newly released police body cam footage shows the moments before a white police officer attempted to tackle a Black woman walking her dog in a closed park in Chicago.