A woman has been taken to hospital in a serious condition after being found unconscious in Bourne.
Police and ambulance were called to North Street at around 8pm on Wednesday after reports of a disturbance.
A woman was found in the area unconscious and was taken to hospital, where she remains in a serious condition.
A 55-year-old man has been arrested as investigations continue.
Officers are appealing for witnesses who saw or heard anything in the area at around 7-8pm on September 30.
If you have any information, contact police on 101 and quote incident number 380.