The DNAinfo archives brought to you by WNYC.Read the press release here.
The business behind the drill said it's conducted similar exercises and contacted police beforehand.
Los Angeles and New York have gun control provisions that are as tough as Chicago, experts say.
The off-duty officer and a woman in another car died. Police say the wrong car was being chased.
The holiday weekend typically marks the start of Chicago's bloodiest months.
Arshell Dennis III, an aspiring journalist and son of a Chicago police officer, was killed in August.
Two of the guns were assault rifles with extended magazines capable of firing 30 shots, police said.
It's the first time Chicago's seen a big drop in crime since violence surged in 2016.
Police Department wants to be sure everything was "handled appropriately," spokesman said.
Bringing the National Guard here could make Chicago's violence worse, experts said.
Police violate federal law when they ignore how someone views his or her own gender, experts say.
Increased security was dispatched to the airport "as is practice," police said.
This October saw a 278 percent increase in the number of people murdered, according to DNAinfo data.
The Central and Wentworth districts both got six more officers.
Detectives are investigating whether the shooting was targeted at the officer Sunday, police said.
The NBA superstar spoke out on Chicago violence and community policing in an interview Friday.
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And, no, they're not called Roosevelt and State.
For most of November, it'll be open two days a week, between 10 a.m.-4 p.m. Mondays and Tuesdays.
Data shows that while more blacks and Latinos applied to the CPD, most new officers are white.
The nation's largest bike maker is soliciting bids for a retail build-out at 1647 N. Milwaukee Ave.
Cochran was given CPR by 40th Ward Ald. Patrick O'Connor, taken to Northwestern hospital.
The violent robbery could be connected to four other robberies in the area, police said.
We looked at the data behind thousands of cellphones reported stolen in Chicago since January 2016.
Erin Mowry, 42, could be convicted of aggravated DUI for the July 2015 crash.
Terrion Pouncy, 19, was still hospitalized Thursday following surgery.
The eviction notices "caught many families unprepared," activists said.
"The reception has been outstanding. We've had lots of interest and excitement," the listing agent said.
About 20 percent of O'Hare and Midway flights for Thanksgiving get delayed, according to a new report.