World Health Organization Says Swine Flu Could Affect 2 Billion - Opposing Views

World Health Organization Says Swine Flu Could Affect 2 Billion

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While there is still much debate about the potential damage of the H1N1 virus, the World Health Organization continues to encourage people to be cautious. The WHO said Thursday that there may be as many as two
billion cases worldwide by the time the swine flu virus runs its
course. NBC's Brian Williams reports.

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