What you need to know about Zika
(CNN) -- The mosquito-borne Zika virus is spreading around the globe. Researchers are learning new information about the virus every day. Here is the latest news and research. November 20, 2016: Florida Keys to begin using GMO mosquitoes As new locally transmitted cases of the Zika virus continue to be reported daily by Florida health officials daily, residents of the Keys have given the OK to release genetically modified mosquitoes in an experimental effort to stop the Aedes aegypti, which carries Zika and other viruses. The GMO mosquitoes create a protein that interferes with the cell activity in disease-carrying female mosquitoes, killing their offspring before they reach adulthood, which is when they begin infecting humans with their bite.