Police at the scene of security alert in Holywood
A blaze was sparked in the Firmount Crescent area
Police have confirmed they are at the scene of a security alert.
Drivers have been advised that the Old Holywood Road, near Holywood, is currently closed, between junctions with Jacksons Road and Knocknagoney Road.
PSNI Inspector Rocks said: Inspector Rocks said: "We received a report at around 12.10am that a potential suspicious device was thrown at a house in the area, causing a small fire. Officers attended alongside colleagues from the NIFRS who extinguished the fire."
"Thankfully, there were no reports of any injuries or damage caused at this time."
"Three people were seen leaving the area on foot in the direction of Holywood along Old Holywood Road."
"Officers remain at the scene and we are asking members of the public to avoid the area. The Old Holywood Road remains closed between its junctions with Jacksons Road and Knocknagoney Road."
"An investigation is underway and anyone who saw anything suspicious in the area or with any information which could assist with the investigation is asked to contact Police on 101, quoting reference number 21 of 27/12/23."