A man has been left with serious head injuries following an assault in Thetford.

Police were called to an address on Fir Road shortly before 2am today (Sunday) following reports of a disturbance.

A 65-year-old man suffered serious head injuries and was treated by paramedics at the scene. He was later transferred to Addenbrooke's Hospital where his condition is described as critical.

A 56-year-old has been arrested in connection with the incident and remains in custody at Bury Police Investigation Centre.

A seal remains in place at the address and officers have been conducting house to house enquiries this afternoon.

Police are not looking for anyone else in connection with the incident.