Explosion Rocks Apartment Building

A loud explosion rocked an apartment building overnight in Värmdö outside Stockholm.

It's unclear what caused the explosion, although some reports claim it was a bomb. No-one was hurt.

Rescue services say the explosion happened four storey's up in the apartment block in Stavnäs, causing residents to wake up and flee the building.

Jonas Fröjmark, from Stockholm's fire service , told TT news agency that the roof of the building along with doors and a lift have been damaged.

Police are investigating.