Dessau-Roßlau (dpa/sa) - Unknown persons have damaged the glass front of the Bauhaus Museum in Dessau. Three panes were destroyed on Tuesday night, and another was damaged, according to the situation center of the Dessau-Roßlau police station. The damage is estimated at 20,000 to 30,000 euros. The "Mitteldeutsche Zeitung" had previously reported on the holes and cracks in the panes, which are believed to have been caused by stone throwing.