among those taping part, health and human services secretary, sylvia burwell and anthony fouchey at the national institute of health. this is 45 minutes. >> thank you. we have been working for many months to insure that the united states is protected. cdc sent out our first guidance to state and local officials on july 28th, and it's been followed with six additional sets of guidance and the latest was issued yesterday. in addition, we have enhanced surveillance and laboratory testing capacity in states to make sure that they are able to detectcases. then in regular and repeat contact with state officials and health departments, including do. ing guidance and tools for department did to conduct public health invest gainses. we are continuing to gravedance for flight crews, emergency medical service units at airports and customs and border patrol officers about recoporti iltravelers to the cdc. and we are continuing to work with hospitals and healthcare workers around the country to prepare most effectively both in terms of detecting symptoms and then responding appropriately. as we saw