Four people have been arrested in connection with the death of a woman whose body was found in an Ayr flat.
Officers were called to a property on Nursery Hall at around 10.15am on Monday, March 27.
A body of a 41-year-old woman, later identified as Susan Turner from the Whitletts area of Ayr, was discovered.
Following a post-mortem examination, detectives from Police Scotland’s Major Investigation Team said the death was being treated as murder.
Police confirmed on Tuesday that two men, aged 25 and 49, and a 40-year-old woman had been arrested and enquiries were ongoing.
A report will be submitted to the Procurator Fiscal.
The force later added that a 41-year-old woman had also been arrested.
Detective chief inspector Peter Sharp said: “Our thoughts remain with Susan’s family at what continues to be a difficult time for them.
“I would also like to thank the local community for their patience, help and assistance during our investigation and to those who came forward with information.”