Video: Man attempts to strangle bus passenger with scarf The victim, who wishes to remain anonymous, said that he remembered the attacker putting the scarf around his neck and "pulling and tightening it." He said that he heard the attacker saying, "I'll kill you, I'll kill you." The attacker is described as a black male, in his early to mid 20s. He was reportedly wearing a grey beanie hat, a sleeveless puffa-style jacket, a beige sweat shirt underneath, dark jeans and dark boots. Detective Constable Thomas Norman, of Notting Hill CID said: "This was an unprovoked attack on an innocent passenger who was on his way to work. The victim has been left highly traumatised. It was so violent that he passed out and this could have been far worse. I would urge anyone with information or anyone who recognises this man to contact us as soon as possible. This man is a danger to the public. Anyone with information can contact Notting Hill CID on 0208 246 0217, the non-emergency police line on 101 or Crimestoppers on 0800 555 111.