A 62-year-old woman has been found dead at home, with a 73-year-old man arrested on suspicion of murder.
The victim was found at a property on Weatherby Close in Eastbourne, East Sussex, around 3.25pm on Friday, September 4.
She and the suspect were known to each other, Sussex Police confirmed.
Officers are treating the death as suspicious, with a postmortem due to take place this afternoon, September 5.
The man in custody for interview and further enquiries.
Detective Inspector Barry Chandler said: “Our thoughts are with the woman's family at this tragic time for them, but our investigation is at an early stage and we are working to establish the full circumstances of her death”.