A former Oklahoma City police officer was federally indicted for training people to beat a lie-detector test. Government prosecutors said he was obstructing justice by helping people conceal crimes.

It is a tool of truth for investigators and defense attorneys, but not prosecutors. Laws restrict the use of polygraphs on employees and bans lie detectors from court. It may be futile, but it is ...

ALEXANDRIA, Va. (AP) – An Indiana man who taught federal job applicants and others how to beat lie-detector tests was sentenced to eight months in prison Friday in a case that raised questions about ...

Prosecutors are asking a federal judge to send a “strong message” by sentencing an Indiana Little League coach to prison for trying to teach as many as 100 people across the country how to beat lie ...

In February of 1994, the FBI arrested Aldrich Ames, who had been a CIA employee for 31 years. Ames was arrested and charged with espionage. He was a Russian spy. For nine years, he had been passing ...