As Rio Nears, Zika Questions Increase

What are we to make of Zika, a mosquito-transmitted virus that poses risks to Olympic athletes, spectators and media members in Rio de Janeiro?

Some people claim the U.S. media has completely overblown the risks, while others contend that an international outbreak of Zika is a very real possibility due to the fact that thousands of visitors from around the globe will be exposed to the virus in Rio before returning to their homelands.

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