New details are being revealed after five people were shot to death in southern Illinois.
A human skull was discovered in a forest preserve in west suburban Kane County.
While authorities are working to identify the young children, they estimate them to be between the ages of three and seven.
More remains have been found in the south suburban field where officials recovered the bones of a missing man last week, the Will County Sheriff's Office said.
Human remains found in a south suburban field earlier this week have been identified as that of a missing man, officials said.
A possible human skull was found in southwest suburban Mokena, the Will County Sheriff's Office said.