In Brazil, a race to solve the mysteries of Zika virus

Aired: 2/8/2016 | 0:07:52 | Clip
As Brazil’s Carnival revelers try to party their worries away, government and medical services struggle to combat the Zika epidemic. Health workers are searching for the smoking gun link between the virus and infant microcephaly, while troops attack mosquito breeding grounds and mothers of affected children face the long-term consequences. Science correspondent Miles O’Brien reports from Brazil.

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