Transcript for Manchester investigators now searching for a bomb maker on the loose

The latest on the investigation into the Manchester suicide bombing all of the 22 people who were killed in the 64 others that were wounded. In that blast have now been identified they of course include sadly young children teenagers this couple here. And some of whom were waiting to pick up. Their kids after the Arianna grundy concert many of the injured are still in hospital in critical condition. Meanwhile investigators say they're making some progress ABC's Molly hunter. Is live in Manchester with the latest on that Molly good morning. Good morning Diane that's right progress this morning more overnight raids more raids last night all through this morning and big discoveries have come along with that authorities not telling ABC news that kind of a bomb making factory was not. Inside summit eighties apartment and not just the equipment. More chemicals more chemicals for more bombs now officials are worried Laver felt that original bond could have built more. And give describing the bomb as a metal container with bolts and nails. With a remote cell phone get here is that it's actually quite similar sophistication that bomb that was used. In Brussels but Diane and headed the message this morning is that a bomb maker is on the lose and now that hunt for what police are calling a network. It intensified that throughout Manchester we visited many of those houses where there have been raped. Eight men remaining ask you this morning. But this investigation is going all the way to Libya where of course we know that some diabetes parents were born his father is actually parent well at his brother. His father gave an interview yesterday think. His son had nothing to do this attack at his son is not I could not its parent and yet Libyan officials they both his father and his brother. Passion up at his brother saying that actually both he and Salman both consider themselves as part of I sit and started watching videos at the two years ago to learn. How to make bombs that guy and had it this morning what's so exceptional is well if it wasn't just two years ago classmates as dominant that he warned authorities. Five years ago they were worried about the radicalization of this man and he fled for the practice that's an. There and now unbelievable that he was so close to being on narrator practically was on their radar a Molly we know the UK terror alert is that critical now its highest level what's the environment like there how are people behaving in all of this. That's exactly right and that it is so rare that UK think that there. Terror threat level at critical the last time they get that was July 2007 after the seventh that in Bobbitt. But what this means as it is that we'll secretly. More troops out on the streets now I don't see any actually right. In this vicinity but what that also means. That fat free got out at police forces in swat teams to go do those raids. Actually at patrolled the city and to really ramp up that investigation in coming days it's unlikely that critical threat level of state for too many days with her prior so many resources. Out on the street but at least for the next few days at least next week I would say while this investigation aren't happy that separates it expected industry. But definitely an unusual scene for country where it's rare to see the Bobbie sue the police officers they're carrying weapons now the C armed forces there in some parts of that country Molly hunter thank you.

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