At first he was denying everything, even offered to take a polygraph.

Giannakopoulos didn't believe them and forced the two employees to take a polygraph test.

One day, Fisher asked Beverly to take a polygraph.

We just say he offered to take a polygraph.

He agreed to take a polygraph test.

I'll be glad to take a polygraph.

She also denied giving "any tips or advice to anyone who was looking to take a polygraph test".

In addition to asking her to take a polygraph, Gates had asked her about alibis for the nights of the kidnappings.

The local police force was suspended and all 700 officers obliged to take a polygraph to uncover the extent of the corruption.

On January 25, 1990, Deskovic agreed to take a polygraph exam to prove he was telling the truth.

She told the Senate hearing that she had "never" had "any discussions with anyone … on how to take a polygraph".

"Would you be willing to take a polygraph to clear yourself?"

"Would you be willing to take a polygraph exam on that?"

"The FBI asked if I would take a polygraph exam about the identity theft."

Authorities rejected a last-minute attempt by a convict set to be executed yesterday to show his innocence by taking a polygraph test.

She also took a polygraph test and alleged that Mark Judge, a friend of Kavanaugh's in high school, was present during the alleged attack.