Britain’s MI5 chief said intelligence services should not focus too much on past threats, warning that a new strategic shock similar to the 9/11 attacks could already be in preparation in places they are not looking. The remarks were framed as a need to adapt threat assessment.
WHO:MI5 chief
WHAT:Said a new strategic shock like the 9/11 attacks could be being prepared where intelligence services are not looking
WHEN:Reported Sep 11, 2026 at 12:06 AM ET
WHERE:United Kingdom
WHY:A warning about the possibility of a new 9/11-style strategic shock being prepared in overlooked areas.
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