Northumbria PoliceÂ are appealing for witnesses after an assault in Gateshead.
At around 2.55pm police received a report of an assault in Chevington, Leam Lane Estate.
Officers attended the scene where a 28 year-old man had been assaulted by a known man.
He was taken to hospital with a head injury described as serious.
A 47 year-old man has been arrested and remains in police custody.
Officers are carrying out enquiries in the area and providing reassurance to the local community.
Anyone with any information is asked to contact police on 101 ext 69191, quoting reference 231 12/04/14, or independent charity Crimestoppers anonymously onÂ 0800 555 111.