A man is in a critical condition in hospital following a disturbance in the Victor Street area of Chester-le-Street Saturday morning, January 13.
Four people – two men aged 30 and two women aged 35 and 36 – have been arrested on suspicion of causing grievous bodily harm with intent.
They are in custody.
Police believe this was a targeted attack and that all parties are known to each other.
A police presence will remain in the Victor Street area of the town as enquiries continue.
Anyone who has any information on an incident occurring in Victor Street between 12am and 5.30am is asked to contact Durham Constabulary on 101, quoting incident number 96 of January 13.