Herman Cain willing to take lie detector test


But Cain also qualifies that pledge by saying he needs to have a good reason to do so.

Cain says the character and integrity of a candidate running for president should come under the microscope -- but he says it must be done "with facts, not accusations."

Cain spoke on the same day that a second woman came forth publicly to accuse him of sexual harassment back in the 90s.

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