A man is in a serious condition after he was stabbed in the chest in Kingsbury.
The victim, who is in his mid-20s, was knifed in Kingsbury Road, near the junction with Uphill Drive, on Friday at around 8.50pm.
David Nicholson was one of the paramedics who treated him at the scene before he was rushed to a central London hospital where he remains in a serious condition.
Detectives from Brent Police are investigating the incident.
Anyone with information should call 101 or Crimestoppers anonymously on 0800 555 111.
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