A murder investigation is underway after a 15-year-old schoolboy is fatally stabbed in north-west London. According to reports, Metropolitan Police officers are called to the scene on Dudden Hill Lane near Willesden shortly after 10:30pm on Saturday night. The victim is reported to have been attacked at or near the location and was later pronounced dead. Police say they are treating the incident as a homicide and investigating the circumstances surrounding the stabbing. The reports do not include details on suspects, a motive, or the status of any arrests. Local officers are working to establish what led to the attack and to trace any witnesses who may have information relevant to the investigation. Further updates are expected as police continue inquiries into the incident.