Köthen (dpa / sa) – In a student residence in Köthen (Anhalt-Bitterfeld district), unknown people raged with a fire extinguisher. As the police announced on Wednesday, the complete content was distributed over several floors of the stairwell. It was a powder. Wafts of fog formed, triggering the smoke detectors in the building. Nobody got hurt. The perpetrators left the fire extinguisher on Tuesday evening and fled in an unknown direction. The amount of the damage is not yet known.