The Zika virus which causes grave birth defects and other brain and nerve disorders, is being spread by mosquitoes in South Florida, officials said Friday. Active transmission of Zika seems to be occurring in a small, 1-square-mile area just north of downtown Miami, Florida Gov. Rick Scott told reporters. The four Zika cases under investigation in Miami-Dade and adjoining Broward County are likely from mosquitoes, he said. Three cases involve men, and one involves a woman.
Scott did not say whether the woman is pregnant. Zika prevention kits are being distributed in the affected areas, which include Miami's Wynwood neighborhood, an emerging arts district. Wynwood is often called "Little San Juan" because of its high percentage of Puerto Rican residents. The announcement comes a day after the FDA asked the affected counties to stop collecting blood donations. On Friday, Scott said he had…