A security alert is currently underway on the Skeoge Road in Derry following reports of an explosion overnight.
The bomb squad have been tasked to the scene.
There were reports of a loud bang at about 11.45pm last night.
Officers attended the area and it appeared something inside a bin had exploded.
The road is closed between the Glengalliagh roundabout and the Buncrana Road.
Members of the public should avoid the area.
Local Cllr Brian Tierney was at the scene a short time ago: