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PBS News Hour
Brazil grapples with Zika emergency as Carnival begins
The Centers for Disease Control have released new guidelines for combating Zika virus, including a recommendation that men refrain from unprotected sex with women who are pregnant or trying to get pregnant. Judy Woodruff talks with science correspondent Miles O’Brien, reporting from Brazil, about efforts by the CDC to work with medical services in Brazil to unravel the secrets of Zika.
