(NEWSER– Nearly $1 billion spent on a TSA behavioral screening program may have been better spent in Vegas. Started in 2007 at a cost of $200 million a year, the Screening of Passengers by Observation Techniques (SPOT) program trains officers to scan crowded airports for suspicious-looking people. There's just one problem: There's "no evidence behavior detention works," a GAO report has found, noting the results of identification from SPOT, which employs 3,000 officers across the country, are "the same as or slightly better than chance," reportsNBC News.

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