Update 9:40 p.m.
Police have arrested the man at the centre of the emergency alert in the Colby Village area.
======Original Story========
An emergency alert has been issued as police look for a man with a knife in the Colby Village area, near Cole Harbour/Dartmouth.
They are asking people in the Greenborough Crescent area to stay inside.
Police say he is white, bald head and has a beard.
He may not have a shirt.
