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In recent undercover tests of multiple airport security checkpoints by the Department of Homeland Security, inspectors said screeners, their equipment or their procedures failed more than half the time, according to a source familiar with the classified report.
When ABC News asked the source if the failure rate was 80 percent, the response was, “You are in the ballpark.”
link: http://abcnews.go.com/US/tsa-fails-tests-latest-undercover-operation-us-airports/story?id=51022188
Dagny's Desk 
invertedlogicblog said:
https://invertedlogicblog.wordpress.com/2017/12/13/political-opinions40-airport-security/