There are growing concerns that the Zika virus may become a threat to global health, as Ebola did in 2014 and 2015. The mosquito-borne virus is spreading rapidly through the Americas, and travelers have brought individual cases to other continents. Zika is especially dangerous to pregnant women because it may cause severe birth defects. VOA's Zlatica Hoke reports that authorities in Latin America are implementing measures to prevent an epidemic.
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