Who is Reading stabbing spree terror attacker Khairi Saadallah?

A court sketch by Elizabeth Cook of Khairi Saadallah, who has admitted murdering three people and the attempted murder of three others during the Reading terror attack (Elizabeth Cook/PA).
A court sketch by Elizabeth Cook of Khairi Saadallah, who has admitted murdering three people and the attempted murder of three others during the Reading terror attack (Elizabeth Cook/PA).