Counter-Terrorism Police made incorrect and misconceived assessments which allowed Khairi Saadallah, a Libyan asylum seeker, to launch the attack on June 4 2020.
A coroner has ruled that "significant failings" in sharing intelligence contributed to James Furlong, Dr David Wails and Joseph Ritchie-Bennett being killed by Khairi Saadallah in a Reading park in 2020.