Mapping the Spread of Zika

At the time of writing the World Health Organization are meeting to decide whether to declare the Zika virus a "public health emergency of international concern".  You can learn more about the Zika virus on Frontline's new story map, The Spread of Zika. The map documents the spread of the Zika virus across many parts of the world since it was first detected in a rhesus monkey in the Zika