Keywords: CDC map of active Zika virus transmission.jpg Uploaded with en wp UW marker 2016 04 15 Map produced by the US Centers for Disease Control of active Zika Virus transmission as of April 13 2016 http //www cdc gov/zika/images/zikamain_041116_880 jpg 2016-04-13 US CDC PD-USGov 2016 Zika virus outbreak maps |