Police in Council Bluffs are investigating the death of an infant. Authorities say officers and medics were called to 174 Crestmont Drive at around 8:15-a.m., Saturday, with regard to an unresponsive infant. The 5 week old child was treated by medics before being transported to Jennie Edmundson Hospital, where the infant was pronounced dead. The name of the child was being withheld pending family notification. The incident remains under investigation.