https://apnews.com/3e4d93793c3b0174769b911b7123f932 > MIAMI (AP) — Genetically modified mosquitoes are being released in the Florida Keys in an effort to combat persistent insect-borne diseases such as Dengue fever and the Zika virus. > The Florida Keys Mosquito Control District and the Oxitec biotechnology company announced Thursday that release boxes, non-release boxes and netted quality control boxes are being placed this week in six locations: two on Cudjoe Key, one on Ramrod Key and three on Vaca Key.