From 2007 through 2015, the US Transportation Security Administration (TSA) spent $1.5 billion trying to identify potentially dangerous travelers by observing their behavior through an ongoing program called SPOT. SPOT stands for “screening of passengers by observation techniques.” And according to the TSA’s own documents, obtained through a lawsuit filed by the American Civil Liberties Union (ACLU), the techniques employed by the agency to detect untrustworthy travelers are unscientific and unreliable.
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ORIGINAL SOURCE: The Register
