Detailed text transcripts for TV channel - MSNBC - 20171231:03:45:00
Used to detect blood and body fluid. this didn't make sense. with no blood on the pants, the luminol was highlighting something else on two very specific areas of the pants. >> one on each side, right at the area of the neon the front of the pants. >> reporter: if you were kneeling -- >> if you're kneeling down in something you later wanted to get out by spot cleaning with some detergent opinion and you actually did get it out, this would glow as we saw it. because cleaning detergents also make it glow. so you think you have blood, you have cleaning detergent. >> so the pants that janos washes...
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