CNN CNN Newsroom With Carol Costello November 11, 2015 15:23:00
However, a trained investigator will be able to sort out that, and then the most -- the crucial point is going to be the ability to do a forensic analysis through doing swabs, looking for trace evidence of explosive residue. >> and what they could find trace evidence of explosive residue on the pieces of the plane that they're collecting now, right? >> well, they could, yes. and they should be preserving it for that type of examination. >> as the investigation goes on, how do you think they'll be -- i mean, i'm just wondering, i know they had chatter that terrorists were talking about planting...
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