Warendorf (dpa / lnw) - On Saturday in Warendorf, unknown persons threw several large stones from a wooden pedestrian bridge onto the roadway of a bypass. Two drivers collided with their vehicles with the 30 centimeter large chunks, the police said. They were unharmed. The two cars were so badly damaged that it was no longer possible to continue driving. Witnesses had previously observed two people, who were described as young people, on the footbridge, who ran away after the crime. They were wanted.