Both were charged with first-degree murder in connection with the drive-by shooting death of Tyrone Hart, 18, in the South Chicago neighborhood last month.
Police have a person of interest directly linked to the shooting of a 6-year-old Chicago girl, and sources say they may end up charging more than one person.
A contractor is recovering from gunshot wounds he received late Thursday. He was rehabbing a building on the city's West Side when he was shot in the chest.
Murder charges have been filed against a Chicago man the shooting death of a Officer Thor Soderberg. A judge ordered the suspect held without bond Friday.
Chicago police say an officer who was killed Wednesday had just ended his shift when he was confronted by a man who disarmed him, then used the officer's gun to fire the fatal shot.
An appeals court has overturned a multi-million dollar verdict against Chicago for the police-involved shooting death of a man on a CTA platform six years ago.