Secretary of Health and Human Services Kathleen Sebelius speaks during a news conference regarding the federal government's plans to deal with a health emergency, such as a flu pandemic or biological attack, at HHS Headquarters in Washington on August 18, 2010. From left are Sebelius; .Assistant HHS Secretary for Preparedness and Response Nicole Luri; National Institute of Allergy and Infectious Diseases Anthony Fauci; and Biomedical Advanced Research and Development Authority Robin Robinson. UPI/Roger L. Wollenberg