article_snippet: Cause of death was confirmed on Tuesday by the Cook County Medical Examiner as blunt force injuries to the head and probable suffocation from a sock placed in the child's mouth.
article_snippet: death was declared a homicide, the Cook County Medical Examiner's office said on Tuesday.
article_snippet: Illinois Department of Children and Family Services officials said Illinois Department of Children and Family Services had no prior contact with the family.
article_snippet: Authorities said no other children were present in the home at the time of the incident.
article_snippet: a young child was pronounced dead at the scene.