Martin and his squad were walking on patrol when villagers, who had been going about their business, suddenly vanished from view.

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Has the great American work ethic suddenly vanished?

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He towered, moved softly and suddenly, usually vanished at any risk of being introduced.

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But if that were true, it would suggest that the Clovis culture vanished suddenly which raises the question, why?

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Suddenly, their carefree, double-income lifestyle had vanished.

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