what appears to be a circuit board. unidentified, where thaed they come from? an unidentified government official released the photos to reuters to show what is going on. that official also provided these pictures of a mangled pressure cooker. we believe that s what was housing the explosive. in one photo you can see what appears to be a cluster of bbs or pellets, likely melted together in the heat of the explosion. that s the shrapnel the doctors have been digging out of victims in the hospitals. the second device appeared to be some kind of metal container. also new, in boston area hospitals some good news. 100 of the 183 people injured in monday s attack have been released. we re also learning more about who lost their lives. the third person killed, a chinese grad student studying at boston university. her name being withheld out of respect for her family s wishes. there is an ongoing investigation, a very active one. we are lucky that we have fran townsend with us, the natio
kitchen. in one of those photos you can see a cluster of these teeny tiny but dangerous bbs that were clearly blown out from this pressure cooker, and, you know, made their way inside the skin and muscle of a lot of victims along the finish line in boston on monday. the fbi saying that the second bomb was also in some type of metal container as well. also new this morning, boston area hospitals have released at least 100 of the 183 people injured in monday s attack. that s wonderful news. we are also learning more this morning about the third person killed. a chinese graduate student who was studying at boston university, one of the wonderful colleges around her. we are respecting her family s wishes and not releasing her name at this time, but this shows you the international scope of this tragedy. we want to get the latest on the investigation going on all night. we are joined by national correspondent susan candiotti right here in boston.
experts, and that blew the thing apart eventually. the fbi is asking for as much help as they can from the public. they already received hundreds if not thousands of tips and many photos, and they need more because they said someone out there knows who did it. the person who did this is someone s friend, neighbor, co-worker or relative. reporter: certainly this is not the first time that known terrorists have used something like a metal container as part of a bomb. for example back in 2010, i m sure we all remember in times square in new york, someone put a pressure cooker as well as other titles inside an suv. convict convicted terrorist faisal shazzad and it fizzled out or didn t go off. the same kind of homemade bomb
development in the boston marathon bombing investigation. pamela brown with the city s response to the attacks, senior medical correspondent elizabeth coh cohen, but we begin with susan candiotti. we learned overnight from the fbi has one of the two bombs was packed into a pressure cooker. the second was located in some kind of metal container. we don t know if it was a pressure cooker or not. susan, what else do we know knew this morning? good morning. these, as you said, are gripping photos taken by those fbi crime seen technicians. in particular, we are talking about a huge blast field that these things were found in. so just amazing work done by these analysts. as they found, for example, twisted debris, pieces of that metal container that the alleged bomber or bombers used to put
cooker with shrapnel, including nails, bb s and ball bearings. the second device is so badly fragmented, it is simply described as a metal container. it s too badly damage to do have positive confirmation. in both cases the type of low explosive and mode of detonation are still being determined. the battery is identified with the types of items that you would typically see in a retail department store as found in toys, a controlled cars, trucks. and the maker has told us that they make about 10,000 of these batteries every year. tens of thousands of these batteries. so that may not be a good investigative threat at this point, bill. bill: that s interesting. what are we learning possibly about where the bomb may have been made? do we have much on that now? fox news is told by an investigative source is using a low explosive was like hee assembled close to the blast side. the wall street journal is reporting that the f.b.i. and boston police are canvassing