The TSA tried this and failed miserably... http://investigations.nbcnews.com/_news/2013/11/13/21428350-gao-1-billion-tsa-behavioral-screening-program-slightly

The TSA tried this and failed miserably... http://investigations.nbcnews.com/_news/2013/11/13/21428350-gao-1-billion-tsa-behavioral-screening-program-slightly-better-than-chance http://investigations.nbcnews.com/_news/2013/11/13/21428350-... http://www.alamogordonews.com/alamogordo-opinion/ci_24584454/editorial-tsas-1-billion-program-fails-hike-security http://www.alamogordonews.com/alamogordo-opinion/ci_24584454...