Zika virus 'sexually transmitted' in Texas

I am reading this article Zika virus 'sexually transmitted' in Texas here (http://sports.yahoo.com/news/zika-spreads-texas-reports-sexually-transmitted-case-213948661--oly.html;_ylt=AwrC3Sye77FWiFgApuljmolQ).
I am reading about the Zika virus here (http://www.who.int/mediacentre/factsheets/zika/en/).
I am also reading about the Zika virus here (http://www.cdc.gov/zika/disease-qa.html).