Their answers are monitored, with any unusual physiological responses passed on to "a human field agent" who then subjects them to "a more careful interview process, " said CBP spokesman Bill Brooks.

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Encouragingly, this is a view echoed in the comments of thought leaders in the Republican Party such as commentators David Brooks, Charles Krauthammer or Bill Bennett.

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Or, for that matter, Rudy Giuliani with Bill Cosby, Mitt Romney with Montel Williams, or Ron Paul with Mel Brooks?

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