https://antipolygraph.org/blog/2012/04/18/secret-service-wants-to-polygraph-agents-implicated-in-colombia-prostitution-scandal/ News about polygraphs, voice stress analyzers, and other purported "lie detectors." Tue, 12 Nov 2013 13:13:48 +0000 hourly 1 http://wordpress.org/?v=3.7.1