A teenager is in a life-threatening condition at a central London hospital after being stabbed repeatedly. Police says they’re dealing with an ‘incident’ on Warwick Avenue, Westminster. [ytp_video source=”Nf_rhcqy8j0″] A man, believed to be in his late teens,  remains is in a critical condition after being stabbed just after 8.30pm Various crime scenes remain in place including Bourne Terrace   No arrests have been made   More to follow