Ramone Palmer was on parole when he shot and killed Brian Rollins, authorities said.
Antoine Rogers, 16, was charged with unauthorized use of a weapon on school grounds.
A Christian group in Bridgeport invited a speaker from Illinois Council Against Handgun Violence.
The former West Side alderman brought a holstered .357 Magnum into a police station, prosecutors said.
Charles Latimore, who was also arrested on gun charges, told a judge that he works at Tilden High School.
Chicago's top cop said he's confident police will catch the man who shot the infant and her dad.
Sen. Donne Trotter was arraigned Tuesday on charges that he brought a gun into O'Hare Airport.
Tougher penalties for murders among suggestions discussed at Monday's community forum.
In wake of Friday's fatal school shooting, mayor says it's time for "common sense" gun laws.
Get Our Daily Chicago Newsletter
Thank you for signing up!
Would you like to sign up for additional newsletters?
Thank you for signing up for additional newsletters.