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Transcripts for KNTV NBC Nightly News With Lester Holt 20191224 01:47:30 archive.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from archive.org Daily Mail and Mail on Sunday newspapers.
get the best dna gift they re one of this year s hottest christmas gifts home dna tests that help track a family tree. they carefully guard the data they gather. but now defense department is warning military personnel not to use them. a memo cosigned by the top pentagon official says the kits could expose personal and genetic information and potentially create unintended security risks. they are hugely popular with over 26 million people have submitted their dna to trace their lineage. one of the things about dna is it s almost always unique. and therefore while you can change your i.d., you can change your password, it s really difficult to change your dna. ancestry.com says it does not share dna data with insurance companies or employers. 23 and me says its customers ....