A man is intensive care and fighting for his life after an assault at a pub in Darlington.
Police say the attack in front of the bar of The William Stead was very violent and anybody who witnessed it would have been shocked by the level of violence used.
Officers are now searching through CCTV footage in an attempt to find those responsible.
The 33 year old victim remains in intensive care at James Cook University Hospital in Middlesbrough.
Anyone who witnessed the attack at around 11pm October 8, or has any information, is asked to contact Detective Sergeant Sean Jackson on 101.
More top news
Police are appealing for witnesses after what they are calling an arson attack on a bird hide.
An E-fit has been issued of a man who may be connected with the disappearance of a toddler more than 35 years ago.
Two people have been convicted of a 'violent' attack at a Gateshead pub.