HMM: Zika Virus in Florida: What We Know and What We Don’t Know. “Although the Zika virus has not yet been found in Florida mosquitoes, the state’s health department has decided to treat as mosquito-borne four cases in which Florida residents have tested positive. Some of the four victims — three men and one woman — worked in the same neighborhood, and it is thought they contracted it from mosquitoes there in early July.”