A man has died following an assault at a house in Carlow town on Monday night.
The 30-year-old was found unresponsive with serious injuries after 11.40pm at a house in the New Oak Estate.
Emergency services treated him at the scene before he was transported to St Luke’s Hospital in Kilkenny, where he later died.
Gardaí and the Armed Response Unit arrested a woman in the Carlow town area in a follow-up operation a short time later.
She is currently being detained at a Garda station in Co Carlow.
The local coroner has been notified and the services of the Garda Technical Bureau and State pathologist have been requested.
The scene has been preserved for a forensic and technical examination and a postmortem has been arranged.
Gardaí are appealing for witnesses to come forward. They are also seeking anyone with camera footage, including dashcam recordings from road users, in the New Oak Estate and nearby areas around the time of the incident.
Anyone with information is asked to contact Carlow Garda Station at 059-9136620, the Garda Confidential Line at 1800 666 111, or any Garda station.