Later today, the director of the National Institute of Allergy and Infectious Diseases, along with the CDC and other experts, will hold a briefing to update the nation on the H1N1 virus. In anticipation of the update, we speak with Dr. Peter Hotez, who chairs the Department of Immunology and Microbiology at George Washington University.
On Friday, President Obama signed a declaration elevating the H1N1 influenza outbreak to a national emergency. The declaration comes on the heels of mounting frustration with delays in vaccine production as cases continue to spread. We look at what the declaration means and what is holding up the vaccine with Peter J. Hotez, professor of microbiology at George Washington University.