In an email circulated on Monday morning, the Tyre Extinguishers said the attack was in response to an incident in which a Land Rover crashed through a school fence into an end-of-year tea party at the Study Prep school in Wimbledon, south-west London, killing eight-year-olds Selena Lau and Nuria Sajjad, and injuring 16 others

Madness that you can't even be safe away from the street.