Page 348 - Forensics News Today

You? what gives you the most information? >> i think the pressure cooker is going to be the item that is going to break the case. if it was purchased recently they will be able to track that. not too many people today have pressure cookers. it is something that was used by our parents and our grand parents. jenna: so when, what youre saying where we may find these, the pressure cooker, where it was purchased, that might be the key finding out who actually did this? >> yes, i believe possibly a s...

Two men in white suits looking at forensics on the scene. the debris is still out on the ground. well get more on that investigation but we want to talk washington. >> yes, there is breaking news out of washington, just in to us, brianna keilar reporting it us there was a suspicious letter addressed to president obama picked up at a mail facility outside of the white house. this letter were told wears similarity to another letter addressed to senator roger wicker. ricin is an extremely deadly po...

Those places they can come from. they went there for that reason. so that will probably be their undoing because they are going to be on the cameras, all the reporters that were there. the forensics will layer that on. we talk about a slow moving case, but were 24 hours into the case. and look what we know publicly. we know its a pressure cooker. ball bearings. we know -- >> is that encouraging to you? >> extremely. smokeless powder, maybe a circuit board. you got two pressure cookers. anybody k...

Value to the investigator. there were many bombings over 3 1/2 decades. we had no picture at all. so you had this bombing, bombings, that was done in the crowded city center for the purpose of theater, terrorism theater. you had worldwide media. you had everybody with their electronic devices in the digital age. theres going to be pictures of the bomber. so when youre in command of a case like this, sad as the case is, it sure can be helpful to you to stop the next bombing. yes, its very, very v...

Thing, knew it would be crowded. packed it full of things to magnify the destructive potential. nails flying through the air. so, yeah, absolutely. this was -- this was an extreme amount of hate and indifference. >> can you tell from your reporting so far, pete, whether theyre thinking internationally? are they thinking this goes all the way to patterns overseas used by organized terror groups? or are they thinking more individual here or more domestic terrorist if you will? >> i think im confid...

A bomb is a crude device. it just explodes, it goes in all the directions. bbs, nails, fragments, the sophisticated part is why they put it there, how they put it there, and how they made it go off. >> right, the actual trigger mechanism seems to be the most sophisticated thing. the other piece is the simplicity doesnt mean that it was made by an amateur. a simple bomb design could comply the maker was an amateur veteran investigators and foreign experts and forensics expert said, but they also ...

On. we talk about a slow moving case, but were 24 hours into the case. and look what we know publicly. we know its a pressure cooker. ball bearings. we know -- >> is that encouraging to you? >> extremely. smokeless powder, maybe a circuit board. you got two pressure cookers. anybody know anybody who bought two pressure cookers? you might have a film from walmart or home depot and you can layer that on with your photographs, your forensics and put it together. this case is going to be solved. >> ...

Letters have been kept away from the people that they were addressed to, jenna. heather: mike emanuel live on capitol hill. thank you. jon: lets talk now with texas congressman michael mccaul, he is chairman of the homeland security committee and has received several briefings on what happened in the boston marathon attacks. these have been informal briefings as we understand it, congressman, and certainly we are not asking you to divulge any information that is going to hurt the investigation, ...

Undetonated devices, any dna, fingerprints, anything you can get off there to link it to an individual or to a group, to look at whether or not theres a signature in terms of the construction of the device, all that will be critical to them solving who perpetrated it and why. >> paul, we dont actually know as a fact yet, its been reported by "new york times" and the "wall street journal" tonight there were maybe up to three more devices which were unexploded, some of them may have been detonated...

Cnns barbara starr is live at the pentagon with the details this. good morning, barbara. >> good morning, john. weve talked so much abo ts notion of a bomb signature. what is it a why is it impoant? you know, bombmakers tend to put their bombsoghehe same way each andve time and when they train others to put a bombether that is the bomarssignature. what experts are doing is atatia was used?orensics. how was it put together? what kind of detonator? what kind of fuse? w was the bomb placed, if you ...