Famed polygraph expert Jack Trimarco is willing to give GOP presidential candidate Herman Cain a lie detector test, RadarOnline.com is exclusively reporting.

Cain is currently engulfed in a sexual harassment scandal in which at least four women accuse the Tea Party darling of wrongdoing.

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Cain told reporters at a news conference on Tuesday that he would be willing to take a lie detector test, under the right circumstances.