CNN Wolf May 14, 2015 17:17:00
Activation bell there's something called a reverser switch and a power cut-off. all of these data pieces are put together and in addition when they do get the cell phone, they will go over it with forensic software to determine whether anything had been deleted. and compare that to telephone company records, so there's a lot of data coming in. >> mary we know there was a video camera in front of the train scene, going out in front, but there was no camera inside the locomotive to take a look at the engineer for example, what was going inside there. even though for years, experts have said ther...
Source: archive.org