Christine O'Donnell's assertion that she is privy to classified information about a Chinese plan to take over America is too much for Fallows:

"Dabbling" in witchcraft, mice with human brains -- yeah yeah, I don't care. But the idea (a) that there would be a secret document laying it all out, (b) that it would have come into her hands, and (c) that her confidentiality oaths would bind her to protect it -- all thisĀ  instantly connects her with the vast reserve armies of conspiratorialist lunatics that anyone in any branch of public life (media, politics, civil service) encounters over the years.

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