Florida investigates 2 more cases of Zika virus local transmission - UPI.com
UPI reports: "Florida health officials are investigating two more unexplained cases
of Zika infection, bringing to four the number of cases that don't seem
to be related to travel to countries where the virus is circulating.
This suggests the possibility that local transmission of the
mosquito-borne virus that has been linked to severe birth defects has
begun, officials said."