Firefighters from 6 departments battled the fire at the Bottomz Up Bar and Grill in Frederika.

Firefighters from 6 departments battled the fire at the Bottomz Up Bar and Grill in Frederika.

Investigators are looking for the origin of an overnight fire that destroyed a downtown business in the northeast Iowa town of Frederika .

According to the Bremer County sheriff’s office, the Frederika Fire Department was called out at about 2 a.m. today to a fire at the Bottomz Up Bar and Grill on 3rd street in Frederika.

The building was soon fully engulfed; no one was in the building at the time, and no injuries have been reported. The Frederika Fire department was assisted by the fire departments of Tripoli, Plainfield, Sumner, Fredericksburg, New Hampton. Authorities will be sifting through the rubble, looking for an exact cause.

(Reporting by Roger King, KOEL, Oelwein/ Photo courtesy of Julie Jones )