Sentence:  Dr Umair A Shah, executive director of the Harris County department of public health, said, “It's probably not a case of if we get <WSD>zika</WSD> in our native mosquitoes, it's probably a case of when we get <WSD>zika</WSD> in our native mosquitoes.” 
Meaning of the word marked with <WSD> tags:  The (disease) caused by the (Zika virus).