down. obviously, there is the triage side of things. but you lock it down and start gathering up everything forensically. it is a standard set of protocol. so you go through, gather up all the pieces, parts, fragments of the device and what does that give you? well, you might pick up serial number for a particular component. part of that perhaps. if you get lucky, that might take you to a purchase point for that particular component. what does that do? that might give you a credit card receipt or a way of purchase or footage from that particular location that gives you another operational lead. you have the dna that also works. you ve got the footage. but the only city in the u.k. that has more coverage than london or than manchester is london. it s basically number two. so you pull all those files out and it s confirmed that basically what they get is footage from the attack or arriving at or near the site.
you have serial numbers for component parts, you track that down, find the purchase point for that. credit cards, what does that do, leads you to another investigation. there is a process that you go through, it never changes. unfortunately, the u.k. police and security services have a great deal of experience there. kelly: i have to ask you a question, you talk about the process, processing the scene and where it might lead, let s talk about the processing of a parent. who sent a child to a concert on a school night, saying i will meet you at such a time, such a place, you have people posting on missing boards, have you seen my child? have you seen my daughter? have you seen my son? let me know where they are. this is, this stabs a parent like myself in the heart,