A man has suffered potentially life-changing injuries after a stabbing near Kings Cross station.
Police and paramedics scrambled to Argyle Square after receiving reports of a man stabbed.
He was rushed to hospital with potentially life-changing injuries, Scotland Yard said.
"It is believed that the victim and suspect are known to each other," a police spokeswoman said.
A cordon remains in place while police investigate.
There have been no arrests.
