Specialist police have swooped on a Glasgow street in an ongoing incident.
Officers swarmed an address in the Ruchill area on Saturday afternoon.
Locals reported seeing armed officers and squad cars racing down the street.
A helicopter was also spotted circling the north of the city near the area from above.
Investigations are continuing into the exact cause of the incident.
More to follow.
A Police Scotland spokesperson said: "Officers, including specialist resources, are currently in attendance at an address in the Ruchill area of Glasgow in relation to an ongoing enquiry."
