- There were people at home in the villa when it happened, says police spokesperson Calle Persson.

The villa is located at Ramlösagården in Helsingborg and the alarm came at 02.40.

Police found that something exploded on a porch outside the villa.

The material damage is described as limited - two window panes - and the police classify it all as dangerous destruction.

No known threat

No person is reported to have been injured.

The site was closed off while awaiting technical examination.

- We have no known threat to anyone in this villa. Further hearings will of course be held in this case, says Calle Persson.