We suspect Ken Littleton has lied because he failed at least two lie-detector tests.

CNN: Moxley Case: Excerpts from the Sutton Report

Tommy, we have good reason to believe, was able to pass at least one lie-detector test with his original story.

CNN: Moxley Case: Excerpts from the Sutton Report

This remains only a suspicion, however, because the results of these lie-detector tests (administered under circumstances unclear to Sutton Associates) cannot entirely be trusted.

CNN: Moxley Case: Excerpts from the Sutton Report

On April 20th India's Central Bureau of Investigation will seek the court's permission to subject Mr Raju to a lie-detector test, which will include mapping his brain.

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In August 2009, shock-jock Kyle Sandilands was criticised by former Australian Prime Minister Kevin Rudd after a 14-year old girl revealed she had been raped during a lie-detector stunt.

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They both consented to lie-detector tests, which they passed.

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The company took a hit in 1988 when lie-detector tests were made illegal for employment purposes, so Argenbright, who says it made him "focus like a blowtorch, " threw himself into building the aviation services and security business.

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But CNN has learned that the inmate has failed a number of lie detector tests regarding the details -- described by some sources close to the investigation as vague -- of the plot.

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The E-meter is like a crude lie detector.

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The 16-minute video shows Mitchell, 24, taking a lie detector test.

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