Overview
- Police say the victim was attacked around 4:40am on Sunday outside The Old Dun Cow on Yarm Lane in Stockton.
- The man was reportedly punched, knocked unconscious and taken to the University Hospital of North Tees for treatment.
- Cleveland Police reported his injury as serious and confirmed he remains in hospital.
- Officers arrested a 21-year-old on suspicion of grievous bodily harm and took him into custody for questioning.
- Detectives are appealing for witnesses or CCTV and dashcam footage, asking people to call 101 quoting reference SE25166422.