Police in Council Bluffs are investigating an incident that took place late Tuesday night, and involved an explosive device. Authorities say at around 11:45-p.m., an unidentified person threw a small explosive device from a vehicle as it was traveling Westbound in the 2200 block of Avenue A. The device exploded in the air. No injuries or property damage was reported.

The Council Bluffs Fire Department’s Fire Marshal is conducting the investigation into the incident. If you have information concerning the incident, you’re urged to contact Crime Stoppers at (712)-328-7867 or the Fire Marshal’s Office at (712)328-4646.