WHO expects 3 to 4 million Zika cases in the Americas

The World Health Organization said today it expects three to four million cases of the Zika virus in the Americas, as fears mount over the rapid spread of the disease blamed for birth defects.
"We can expect three to four million cases of the Zika virus disease," said Marcos Espinal, the head of communicable diseases and health analysis at the WHO's regional office in the Americas.