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Centers for Disease Control and Prevention

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The first-known baby born in the mainland U.S. with Zika birth defects faces a "very poor" prognosis

The first-known baby born in the mainland U.S. with Zika birth defects faces a "very poor" prognosis. An ultrasound revealed microcephaly, meaning a smaller head and underdeveloped brain. The mother contracted the Zika virus in Honduras. Centers for Disease Control and Prevention director Dr. Tom Frieden joins "CBS This Morning" from Atlanta to discuss the challenges the baby will face and why the Zika virus is unprecendented.

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New guidance shows the two species that carry Zika have a far greater range that could stretch to big cities like New York and San Francisco

The Centers for Disease Control and Prevention warns that the Zika virus in the U.S. could spread much farther north than previously thought. The CDC originally focused on the Southeast when it looked at the location of mosquitoes that carry the virus. But new guidance shows the two species have a far greater range that could stretch to big cities like New York and San Francisco. CBS News medical contributor Dr. David Agus joins "CBS This Morning" from Los Angeles to discuss the threat.

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