Cults Academy murder: Police say 'Shocking and upsetting'
A 16-year-old pupil has died after he was stabbed at an Aberdeen school.
Police are treating the death of the pupil at Cults Academy as a murder inquiry.
Speaking outside the school, Ch Insp Graeme Mackie said it is "a shocking and upsetting incident".
Officers said a 16-year-old male has been detained after the emergency services were called to the school at about 13:30 on Wednesday afternoon.