eIne Explosion has largely destroyed a house in the Allgäu on Sunday. The roof of the former three-storey building is now lying on the ground floor, said a police spokesman. There are no information about the injured. However, it is not excluded that people are still trapped in the building. Seven people were registered at the address in Rettenbach am Auerberg. Four residents are missing, police said. Currently, the ruins of the house in Rettenbach am Auerberg are searched.