Detailed text transcripts for TV channel - FOXNEWS - 20130419:02:25:00
>> greta: is a bag, generally like a knapsack or something, a gym bag, can it be sort of like a mop or sponge and absorb, like, dna particles so you could extract dna from it for a future comparison? is that possible? >> you can certainly extract dna as long as people handle it without gloves, and it picks up a record by where you've been by the dust it contains. the analogy you used at the outset was a sponge. absolutely it's a sponge. that's why we examine clothing in these cases to figure out where somebody's been, what they've done. no particles is too small today. we can magnify and analy...
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