The shootings occurred across the city Thursday afternoon and evening.
Jesus Gamboa, 21, was killed and another man was injured in the 3000-block of N. California.
The two were sitting in a car in a parking lot when two gunmen fired into their vehicle.
A 16-year-old man is in critical condition after he was shot in the head at Touhy Park in the 7300-block of N. Clark.
Four other people are being treated after they were shot on the 300-block of E. 43rd St.
Police believe that shooting was gang-related.