will never, ever get forgiveness. from top to bottom, mi5, to the associates of the attacker, we will always believe that you all played a part in the murder of our children. as a result of these failures, at the very least, a real possibility of preventing this attack was lost. this is a devastating conclusion for us. may 23, the day after the arena attack. the hunt for answers has begun. detectives and forensic teams descend on salman abedi's home. it's the starting point of a trail that will lead from the unremarkable streets of inner—city south manchester to a north african war zone and into the dark complexities of radicalisation. salman abedi was a mancunian of libyan background, born and raised on these streets.