The head of the Metropolitan Police has said the force are investigating whether an Islamist group with possible Iranian state links is behind an arson attack on Jewish community ambulances.The incident in Golders Green, north-west London, in which four vehicles were destroyed in the early hours of Monday, is being treated as an antisemitic hate crime but not as terrorism, Scotland Yard has said.

The head of the Metropolitan Police has said the force are investigating whether an Islamist group with possible Iranian state links is behind an arson attack on Jewish community ambulances.The incident in Golders Green, north-west London, in which four vehicles were destroyed in the early hours of Monday, is being treated as an antisemitic hate crime but not as terrorism, Scotland Yard has said.