Two people have been hospitalised following a serious collision involving a car and a lorry in Co Louth.
The incident happened on the Dundalk to Carlingford road at Ballymascanlan shortly after midday on Tuesday.
The driver of the car, a woman in her 50s, sustained serious injuries in the collision and was taken to Our Lady of Lourdes Hospital, Drogheda for treatment.
The driver of the lorry, a man in his 40s, was also taken to hospital for examination.
Gardaí said no other injuries were reported from the collision.
The R173 remains closed pending the completion of a forensic examination of the scene, with local diversions in place.
Gardaí are appealing for witnesses, particularly road users with camera/dash-cam footage, to come forward.
Anyone with information is asked to contact Dundalk Garda station on 042-938 8400, the Garda Confidential Line at 1800-666 111, or any Garda station.