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Lasers used to find explosives safely in a crowd

In East Tennessee, scientists at the Oak Ridge National Lab have spent years developing an explosion residue detection device that could help prevent another tragic incident like the one at the Boston Marathon.

http://www.wusa9.com/video/2307827546001/1/Lasers-used-to-find-explosives-safely-in-a-crowd http://bc_gvpc.edgesuite.net/img/963482463001/201304/280/963482463001_2307765434001_thumbnail-for-video-2307759604001.jpg?pubId=963482463001 Lasers used to find explosives safely in a crowd In East Tennessee, scientists at the Oak Ridge National Lab have spent years developing an explosion residue detection device that could help prevent another tragic incident like the one at the Boston Marathon. technologyoak ridge national labBoston MarathonwbirTennesseeboston marathon explosionslaservpcNational Newsexplosion residue detection deviceboston marathon blasts 01:31

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