Thermal Effect News Today : Breaking News, Live Updates & Top Stories | Vimarsana

The investigation into perhaps more people being involved in this because sayoc has been in custody since yesterday afternoon. doesn't mean that the mail isn't slow, but what does that tell you? >> we know that police had an initial crack at sayoc due to the public safety exception, they don't have to mirandize him and ask about immediacy of threats. he may have told them i have something here, something there, or maybe not. why are bombs such a huge concern for law enforcement? they're not precision weapons. they kill indiscriminately. there are three things they do. the over pressure, number...

It's the most lethal part of the bomb. second, fragmentation. and third, the thermal effect, the fires that could start out of that. police had to be cognizant. but they are trained to go to the sound of the guns and have to accept more risks than the rest of us. that's why they moved in and interdicted. >> lots get the sense of the reporting around this. we have ed laugh evandara and t reporter who broke the story of the bomber being gone. ed, we do know there was a question about surveillance video and whether or not an image of this man had been captured. were you able to get any sense whet...

Combustible. it's something designed to cause fire. there are three ways that cause fatalities in bombings. there's the overpressure, meaning the pressure that comes out that basically crushes organs and soft tissue. the second is the fragmentation. the third is the thermal effect, meaning the fires that get started or somebody becomes injured. they're inside their home or a building and end up succumbing to the inhalation of smoke. this is a very serious, serious -- and i'm going to disagree with some of my colleagues. this is somebody that meets the definition of a depraved sociopath, someon...

The second is the fragmentation. the third is the thermal effect, meaning the fires that get started or somebody becomes injured. they're inside their home or a building and end up succumbing to the inhalation of smoke. this is a very serious, serious -- and i'm going to disagree with some of my colleagues. this is somebody that meets the definition of a depraved sociopath, someone who is looking to target individuals to create fear. we can't define this as terrorism because to bob's point, there's not a political or a social goal yet determined. but make no doubt about it. trying to sow terro...

the victims. heartbreaking stories from their families are hitting home with all of us. we'll share some of those stories throughout the morning. let's get right to our poppy harleararlo harlow, though. she is at holmes' apartment, at that apartment complex for us this morning. poppy, what is the activity taking place there this hour? >> reporter: good morning, randi. it's really picking up. what you see behind me, if you can make out those busted windows on the third floor of that complex, that is james holmes' apartment on the third floor. i want to play you some video now that we ...