This article is from the source 'independent' and was first published or seen on . It last changed over 40 days ago and won't be checked again for changes.

You can find the current article at its original source at http://www.independent.co.uk/news/uk/crime/armed-police-in-stand-off-in-west-london-northolt-man-barricades-property-dangerous-items-a7375316.html

The article has changed 3 times. There is an RSS feed of changes available.

Version 0 Version 1
Armed police in stand off in west London after man barricades himself in property with 'dangerous items' Armed police in stand-off in west London after man barricades himself in property with 'dangerous items'
(35 minutes later)
An armed stand off is ongoing in Wood End Lane, Northolt, as a man has barricaded himself into a property with 'dangerous items', police have said.An armed stand off is ongoing in Wood End Lane, Northolt, as a man has barricaded himself into a property with 'dangerous items', police have said.
Eighty people in the surrounding area have been evacuated and firearms officers and police negotiators are at the scene. Eighty people in the surrounding area have been evacuated and firearms officers and police negotiators are at the scene. 
Officers have not attempted to enter the property out of "concerns for the safety of the man and  responding officers," according to a Metropolitan Police statement. Officers have not attempted to enter the property out of "concerns for the safety of the man and responding officers," according to a Metropolitan Police statement.
Video footage posted to social media showed a number of police vehicles on the residential street.
A police spokesman said: “Police cordons are in place, at a 200-metre radius, to facilitate the ongoing policing operation.A police spokesman said: “Police cordons are in place, at a 200-metre radius, to facilitate the ongoing policing operation.
“At this stage police believe there is one man inside the address. “At this stage police believe there is one man inside the address. 
“Whilst it is not known what the man has inside the property, police are treating seriously reports that the items could be dangerous and that attempts have been made by the man to prevent access to the address.“Whilst it is not known what the man has inside the property, police are treating seriously reports that the items could be dangerous and that attempts have been made by the man to prevent access to the address.
“Police are working with the London Ambulance Service; London Fire Brigade and the Local Authority.”“Police are working with the London Ambulance Service; London Fire Brigade and the Local Authority.”
More follows.... The incident is not believed to be terrorist related or part of any other ongoing investigation.