Police have released the name of a 15-year-old girl who died suddenly at her home in Arbroath.
Lisa Hutton was found unconscious at her home in the town's Strathairlie Avenue at about 1045 BST.
The teenager's parents called an ambulance but she was pronounced dead at the scene.
Tayside Police said officers were investigating the death and there would be a post-mortem examination.
Det Ch Insp Ali Reid said: "Inquiries are at a very early stage and it is too soon to say what may have been the cause of her death."