A 28-year-old man has been arrested on suspicion of murder of a pregnant mother of two in Donaghadee, County Down.
The woman, who has been named as 27-year-old Sarah Montgomery, a mother-of-two, and confirmed to have been pregnant at the time of her death, was pronounced dead at the scene.
Police received a report at approximately 14.15 (BST) on Saturday of an unconscious woman with a serious injury inside a house in the Elmfield Walk area of the town.
Police cordons remain in place.
Det Ch Insp Tom Phillips said: “Enquiries are at an early stage into this deeply tragic case.
“Our thoughts are also with Sarah’s family during this incredibly difficult time – as they struggle to come to terms with what has happened.”
He added that the family are being supported by “special trained officers”.
North Area Ch Insp Yvonne McManus added: “We understand this news will cause shock and concern within the community.
“We recognise the profound impact that violence against women and girls has on individuals, families and wider society.
“Addressing this issue remains a key priority, and we are committed to engaging directly with the local community to offer support, build trust, and help people feel safe.”