Golders Green and Hampstead Tube stations in lockdown after reports of trespassers on tracks
PUBLISHED: 13:31 10 January 2013 | UPDATED: 13:51 10 January 2013
Golders Green and Hampstead Tube stations have been forced to shut due to trespassers on the tracks.
The Northern Line has been suspended both ways following reports of trespassers.
Police are understood to be on the scene and there is currently no service between Camden Town and Edgware, with delays on the rest of the line.
Commuters have been advised to use bus services.