Why CPD wants to encrypt radio communications and what it says about transparency. Equity in the state’s cannabis industry. The mother of slain teen Hadiya Pendleton on new efforts to end gun violence. And paintings from Puerto Rico.

One in 20 tap water samples taken from thousands of Chicagoans found lead levels at or above federal limits, according to a recent analysis by the Guardian. It also found that nine of the top 10 ZIP codes with the largest percentages of high test results were in neighborhoods with majority Black and Latino residents.

Nine years after Hadiya Pendleton’s death, her mother, Cleopatra Cowley-Pendleton, is still fighting to end gun violence. She founded Hadiya’s Promise – a nonprofit organization dedicated to ending gun violence through education.

The artwork is on loan from a museum in the town of Ponce on the southern coast. Now, Chicago’s National Museum of Puerto Rican Arts and Culture in Humboldt Park is the temporary home to a small but significant exhibit.

The unanimous Supreme Court decision, released Sept. 22, resolves a 7-year-old lawsuit brought by Charles Green, who was sentenced to life in prison at age 16 after being convicted in a 1985 quadruple murder. Green was released in 2009, and wants to prove his innocence.

Understanding the workers’ rights amendment on the November ballot in Illinois. The impact of a 100-year-old power plant on the shores of Lake Michigan. And local reaction to the unrest in Iran.

Among the choices voters will have to make on Nov. 8 is whether to add a new amendment to the Illinois constitution that would give workers the “fundamental right to organize and to bargain collectively” while at the same time forbidding any law that interferes with that ability.

Northern Indiana Public Service Company is retiring the 130-acre Michigan City Generating Station, which has been burning coal for electricity for nearly a century. The company is also cleaning up decades of coal ash byproduct. But advocates say plans to leave some coal ash on the site puts groundwater and Lake Michigan in danger of contamination. 

A NASA spacecraft rammed an asteroid at blistering speed Monday in an unprecedented dress rehearsal for the day a killer rock menaces Earth.

There’s good news for those apartment hunting in downtown Chicago as record-high prices begin to cool off. And airline passengers will have more power and goodwill under a new federal proposal that would force fees to be disclosed.

Kolmar Park was originally named for the street it is on, Kolmar Avenue. After learning of Gertrud Kolmar’s life and work, a local campaign was spearheaded to have the park rededicated in honor of the poet who died during the Holocaust.

The U.S. Preventive Services Task Force, an independent panel of health care experts, is recommending that adults under 65 get screened for anxiety.

The protests were triggered by the death of 22-year-old Mahsa Amini, who died in a hospital three days after being apprehended by the morality police in Tehran and taken to a “re-education center” for not abiding by the state’s hijab rules.