Injured survivors from Manchester Arena bombing suing MI5 The security service has previously apologised for failing to seize on a chance to thwart the attack, which killed 22 people and injured many more.

(Sky News) The injured survivors of the Manchester Arena bombing are suing MI5, lawyers have said.

It comes after the security service’s chief last year acknowledged a “slim” chance of thwarting the attack was missed, with 22 people killed and hundreds injured in May 2017.

Three legal firms representing more than 250 people have since confirmed action has been submitted to the Investigatory Powers Tribunal (IPT), but provided no further details, saying it was an “ongoing legal matter.”

An inquiry found last March the bombing might have been prevented if MI5 had acted on intelligence received in the months before the attack.

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