Detectives from the Police Service of Northern Ireland’s Major Investigation Team investigating the murder of 27 year old Sarah Montgomery in Donaghadee, have made a second arrest.
A 42-year-old woman has been arrested in Belfast earlier today, Monday 30th June, on suspicion of assisting an offender. She remains in custody assisting police with their enquiries.
A 28-year-old man who was arrested on suspicion of murder over the weekend, remains in police custody.
Both suspects were known to the victim and at present, no-one else is being sought in connection with the crime.
Police continue to appeal to the public for help with the investigation.
Detective Chief Inspector Tom Phillips said “We are working at pace to determine the circumstances of Sarah’s tragic murder and need help from people in the Donaghadee and Belfast areas.
“Did you see or hear anything unusual or suspicious in the Elmfield Walk area of Donaghadee between 1.20pm and 2.20pm on Friday 27th June?
“Did you see a yellow Jeep Avenger in the Airport Road area of the Belfast Harbour Estate, East Belfast between 3.30pm and 4.15pm on Friday 27th June? Do you have CCTV, dashcam or phone footage which could be useful in our investigation?
“Even if you think it may not be important, please come forward and speak with us as even very small pieces of information could prove invaluable to us.
“This is an incredibly tragic case which has devastated Sarah’s family and friends, and leaves two small children without their beloved Mum.
“Specially trained officers will continue to support Sarah’s family and we are working to do everything in our power to bring anyone involved in this senseless murder to justice.
“If you know anything that will help with our investigation, please contact us on 101 quoting reference number 865 28/06/25.”
A report can also be made using the online reporting form via www.psni.police.uk/makeareport
Alternatively, information can also be provided to the independent charity Crimestoppers on 0800 555 111 or online at www.crimestoppers-uk.org which is 100% anonymous and gives people the power to speak up and stop crime.