POLICE in Derry have closed off part of a road as a result of a security alert.
Part of the Glengalliagh Road has been cordoned off by police road blocks.
A number of homes have been evacuated.
Police have released no details about the operation only to say a suspicious object has been uncovered.
However, the road is closed off from St Brigid’s College to the Moss Park roundabout.
Motorists are being advised to avoid the area and seek an alternative route.