The air ambulance was mobilised yesterday evening after a 15-year-old boy was stabbed in South Hampstead.
Emergency services were called at 4.45pm on Thursday, January 20, to reports of a stabbing in Rowley Way.
Police officers attended along with London Ambulance Service and London's Air Ambulance.
A 15-year-old boy was found with a stab injury and taken to hospital where his condition was assessed as not life-threatening, according to Scotland Yard.
Enquiries are ongoing, and at this early stage, there have been no arrests.
Anyone with information is asked to call 101 quoting CAD 5104/20Jan.
Alternatively, contact Crimestoppers anonymously on 0800 555 111.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here