A Monroe business received a bomb threat, had a rock thrown through its window and was ultimately firebombed over the course of eight days, police said.

MONROE, Mich. A vehicle was found submerged in a reservoir near the DTE power plant in Monroe Tuesday night after a traffic crash, Monroe Police Deparment officials said. Police responded to the crash at about 8:15 p.m. and indicated that the vehicle left the roadway and struck a fence on East Front Street before going into the water. When police arrived at the scene, the vehicle was completely submerged and not visible to investigators. Police believe the driver was inside at the vehicle submerged, and the Monroe County Sheriffs Office Dive Team was called to assist in recovery. As of 3 a.m. Wednesday, police were in the process of recovering the vehicle.