Aedes aegypti
Brazil's Rousseff vows to win Zika 'war'
Brazilian President Dilma Rousseff vows to "win the war" against the Zika virus, but some experts criticized her government's response and warned the Olympics could fuel the disease's spread.
March 2, 2016
Facts behind Zika virus alarm
Global health officials are racing to better understand the Zika virus behind a major outbreak that began in Brazil last year and has since spread to many countries in the Americas.
January 30, 2016
Brazil's Rousseff vows to win Zika 'war'
Brazilian President Dilma Rousseff vows to "win the war" against the Zika virus, but some experts criticized her government's response and warned the Olympics could fuel the disease's spread.