A woman has been raped by two men in the grounds of Beechmount Leisure Centre in west Belfast.
The woman is reported to have been attacked by the men in at the disused leisure centre in the early hours of Monday morning.
The men are described as being in their 20s. One is described as being 5ft 4ins tall, of medium build with brown short hair and was wearing a grey hoodie and dark jeans. The other man is described as being 5ft 7ins of thin build and was wearing dark clothing.
A Sinn Fein spokesperson said: "This assault is a serious incident at we are calling for the site to be properly secured."
Police are seeking to identify two women who the victim approached for help on the Falls Road, close to the junction with La Salle Drive.
Anyone with information is asked to come forward.