Danger of flood damaged houses collapsing

The mayor of Prague Igor Nemec has warned the inhabitants of evacuated districts not to return to their homes before they are declared safe. Two four storey houses in the flooded district of Karlin collapsed early on Thursday causing concern over potential casualties. Rescue workers searching the area , said no one appeared to have been hurt in the incident since the houses had been standing empty, slated for demolition. The authorities are now worried about the state of other flood damaged buildings whose inhabitants might have disregarded the evacuation order and remained in their homes.