Hacking Your DNA: The Big Business — And Risk — Of Home Tests | Think | NBC News

Millions of Americans have taken at-home DNA tests like Ancestry, 23andMe, and MyHeritage. With news of the recent data breach affecting genetic testing company MyHeritage — and law enforcement using GEDMatch and FamilyTreeDNA to tie suspects to crimes — how concerned should you be about your privacy? THINK Again talks with experts who believe the risks may outweigh the benefits. » Subscribe to NBC News: » Watch more NBC video: NBC News is a leadin