Pipe bomb explodes outside house in Londonderry
A pipe bomb exploded after being thrown at a house in the Waterside area of Londomderry last night.
The incident happened around 11.15pm in the Bann Drive area.
A man and woman who were in the house at the time were not injured.
A number of homes were evacuated for a period of time while ATO examined the object and confirmed it was a viable pipe bomb type device.
Detectives are working to establish a motive for the attack and are appealing for information.