Zika Cases Likely Transmitted Locally in U.S. for the First Time, Officials Say

  • CDC director says widespread U.S. transmission is unlikely
  • State health officials investigate 1-square-mile area of Miami

Zika Virus: What You Need to Know in Two Minutes

U.S. health officials said Friday that four cases of Zika virus were transmitted locally by mosquitoes in Miami, the first evidence of the virus spreading that way in the continental U.S.

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