The woman involved in last nights fatal collision in Belleek has been named locally as Valeria Amorim.
The 28 year old pedestrian died at the scene following the crash, involving a car and three pedestrians.
A woman, aged in her 30s, was arrested at the scene and remains in police custody.
Two other people were tended to by the Northern Ireland Ambulance Service.
Police are urging anyone with information to come forward.
Anyone with any dash-cam or other footage that could assist with the investigation is asked to contact detectives from the Collision Investigation Unit on 101.
