A teenager is in a critical condition after being stabbed in west London during a suspected knife fight.
The victim, aged 19, was found injured in Eastcote on Tuesday at 11pm.
Met Police confirmed they were called to reports of a fight in Field End Road, Pinner, on the borders of Hillingdon and Harrow.
A spokesman added: “Officers attended along with LAS and found a 19-year-old man suffering stab injuries.
“The man has been taken to hospital where his condition is critical but stable – officers await a further assessment.”
Detectives have launched an investigation and officers have not made any arrests.