UPDATE: RFD FF said there was an explosive device and needed an investigator. RFD, RPD and the ATF were all on scene investigating.
Details are minimal right now.
There was an explosion noise just before 9 pm in Rockford.
Calls of an explosion in the area of Dresden ave in Rockford. Unknown on the exact location at the time of writing this.
Emergency personnel did find an explosive device and requesting an investigator. It is not yet known the exact location of the explosive device.
This is still developing, we will post updates as they become available