CHICAGO (WLS) --Chicago Police say they are questioning a person of interest after a 3-year-old boy was shot in the head.
It happened Friday night at a home in the 4300 block of West Monroe.
Police say some children were playing when they found a gun. It's unclear if the boy shot himself or if another child shot him. The boy was critically injured.
Police had been searching for the gun's owner. They have not said if that is the person they are questioning.