A teenage girl has died after being found unresponsive at her school.
Officers were called to Henrietta Barnett School in Hampstead Garden Suburb just after 1pm today.
Paramedics along with the London Air Ambulance treated the girl, aged in her mid-teens, at the scene before taking her to hospital where she later died.
According to one eyewitness, about 15 members of the emergency services were at the Central Square school.
The next of kin have been informed. The death is not being treated as suspicious.
Police have launched an investigation.
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