Florida neighborhood now ground zero for Zika in U.S.

July 30, 2016, 6:35 PM|A South Florida neighborhood is now ground zero for Zika in America. Officials believe four people who tested positive for the virus were infected close to home. There are renewed calls for Congress to return from vacation and pass an emergency funding bill to prevent the virus from spreading. Marlie Hall shows us what officials in Florida are doing to fight Zika.