Were three Chicago cops adhering to an unofficial “code of silence” when they allegedly tried to cover up details of the Laquan McDonald shooting? Or were they simply working by the book? The latest from the courtroom.

Speaking to more than 1,000 people in the Chapel of St. Joseph at Shrine of Our Lady of Guadalupe in Des Plaines, Chicago Mayor Rahm Emanuel said that it came as no surprise that “Sammy Jimenez became Officer Jimenez.”

Three current and former Chicago police officers will go on trial this week, accused of attempting to cover up details of the high-profile shooting. Here are the key names to know as the case gets underway.

The Chicago Police Department released funeral arrangements for Officer Samuel Jimenez, who was shot and killed by a gunman Monday at the South Side hospital.

The debate gained new urgency this week with the shooting death of Dr. Tamara O’Neal outside Mercy Hospital, as physicians argue shootings are a public health crisis that they must play a key role in trying to stem. 

Dr. Tamara O’Neal was shot and killed Monday after her ex-fiance confronted her outside of Mercy Hospital. But when it comes to workplace violence against women, O’Neal’s story is not uncommon. 

A mass shooting at a Chicago hospital left four people dead, including an emergency room doctor, a police officer with less than two years on the force and a first-year pharmaceutical resident.

The gunman who fatally shot his ex-fiancee outside a Chicago hospital before killing two people inside the building was once kicked out of the city’s firefighting academy after threatening a female cadet, officials said Tuesday.

A Chicago police officer, two female medical professionals and the suspected gunman are dead following a shooting rampage Monday afternoon at Mercy Hospital on the city’s Near South Side.

The death of an inmate following an “altercation with correctional staff” at Western Illinois Correctional Center in May has been ruled a homicide, according to an autopsy report.

An Instagram video that captured the incident Tuesday morning shows students yelling and running through smoke-filled hallways after the fireworks were set off. A 16-year-old now faces a felony charge.

Gang violence in Chicago has been researched, debated and battled for years. What role might artificial intelligence play in preventing violence?

Special prosecutors believe it will take less than a week to present their case against a trio of current and former Chicago police officers accused of trying to cover up the 2014 shooting of black teen Laquan McDonald.

Kenneth Johnson spent more than three decades with the Chicago Police Department, but federal prosecutors allege the former commander stole $360,000 in Social Security funds over the course of 23 years.

A recent spike in hate incidents at Oak Park and River Forest High School leads to a community march – and a criminal charge. A teacher and administrator tell us how they’re responding.

State investigators say the armed security guard fatally shot by a Midlothian police officer outside a south suburban bar early Sunday was not wearing anything that identified him as security and ignored repeated orders to drop his weapon.