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Experts at the Atlanta-based Centers for Disease Control and Prevention are warning that the spread of the Zika virus to the U.S. could get worse before it gets better.
Experts at the Atlanta-based Centers for Disease Control and Prevention are warning that the spread of the Zika virus to the U.S. could get worse before it gets better.

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    CDC issues new guidelines to prevent spread of Zika

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CDC issues new guidelines to prevent spread of Zika

CDC urges pregnant women who traveled to Zika-affected areas to get tested for the virus. CNN's Sanjay Gupta reports from CDC headquarters.

CDC issues new guidelines to prevent spread of Zika

CDC urges pregnant women who traveled to Zika-affected areas to get tested for the virus. CNN's Sanjay Gupta reports from CDC headquarters.