An MI5 officer who wrongly assessed key intelligence related to the Manchester Arena bomb plot has accepted it could have been seen at the time to be of “pressing national security concern”.
Salman Abedi murdered 22 people when he detonated a homemade device after an Ariane Grande concert in May 2017.
A gist of secret evidence sessions held last year has been read at the public inquiry into the atrocity.
It revealed new information about MI5’s knowledge about the bomber.
