MI5 exists to stop atrocities. To all those whose lives were forever changed on that awful night: I am so sorry that MI5 did not prevent the attack at the Manchester Arena, Mr McCallum said
Sir John Saunders laid much of the blame for Abedi s radicalisation on his family, including his father Ramadan and mother Samia, who came to the UK from Libya.
Security services could have prevented the Manchester Arena terror attack if they had acted on two intelligences and put the bomber under surveillance, a