Initiation System News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Were very small devices that can go in the regular post here in the u.s. if. a pipe if a package weighs over a pound it has to be taken into the post office and someone would get a look at you and you would be on camera so from that point if you there's been an attempt to hide. who did it and what they were doing on the other hand they're very strangely constructed not just are they small but they're small and we're what we've heard so far they're pyrotechnic which means they're not going to do a lot of damage more than to the person that opened them we haven't heard anything about the initiat...

Usually shown on fictional bombs. you have said and so many experts have said they remind viewers, not a single one of these bombs has gone off. from an investigative standpoint, what does that tell you? >> well, one of two things. he did not take the time to develop the technical capability of having the devices actually detonate, as he would if he wanted that to happen. he did not have the technical capability. he wasn't practicing. he didn't work through the details. or two, this is for show. the explosive powder, whether it is gunpowder or something else, something compacted within a pvc p...

Profiling a charity and fox news fans are stepping up and helping to make a difference now, ans sli back with our final installment of the year, take a look. >> this air force sargeant had a dangerous job imaginable, tasked with disarming live bombs. in september, 2011 he was responding to a blast that injured a marine. his life would change, forever. here is how it was described when he was awarded the silver star. >> upon reaching the vehicle, he used his detector to clear a safe path and assisted with carrying the injured marine out of the area. conducting an analysis, he stepped on a initi...

>> it was a new type of explosive that we had never seen and either attempted in the u.s. or around the world by terrorists. so all of our explosive detection equipment which screens over a million checked bags every day just in the u.s. wasn't calibrated to detect that. >> reporter: john pistole said that device had what he called a double initiation system. two syringes of chemical detonators instead of one. and, he says, al asiri encased that bomb in household caulk, so the explosive vapors couldn't be detected by machines or dogs. has this young mastermind trained others? >> i think the un...

And either attempted in the u.s. or around the world by terrorists. so all of our explosive detection equipment which screens over a million checked bags every day just in the u.s. wasn't calibrated to detect that. >> reporter: john pistole said that device had what he called a double initiation system. two syringes of chemical detonators instead of one. and, he says, al asiri encased that bomb in household caulk, so the explosive vapors couldn't be detected by machines or dogs. has this young mastermind trained others? >> i think the understanding is that he has instructed other people in his...