A 4-year-old boy was killed and seven other people, including two kids and three police officers, were hospitalized in a Northwest Side stabbing attack and arson. A next-door neighbor spoke with ABC7 after witnessing the tragedy.

Five people, including three children, were hospitalized after a stabbing and fire in Chicago's Logan Square. The incident left one child in critical condition, with authorities investigating the link between the events.

Three children were found stabbed in a burning building in Chicago’s Logan Square neighborhood on the Fourth of July, sources told NBC Chicago. The blaze was first reported around 10 a.m. local time Friday in the 3600 block of West Palmer.