WASHINGTON - OCTOBER 28:  Health and Human Services Secretary Kathleen Sebelius holds a news conference to discuss the government's response to the H1N1 virus at the Department of Health and Human Services October 28, 2009 in Washington, DC. Sebelius and Department of Homeland Security Secretary Janet Napolitano talked about the slower-than-expected production of a vaccine. Getty Images logo Getty Images 28 months ago

WASHINGTON - OCTOBER 28: Health and Human Services Secretary Kathleen Sebelius holds a news conference to discuss the government's response to the H1N1 virus at the Department of Health and Human Services October 28, 2009 in Washington, DC. Sebelius and Department of Homeland Security Secretary Janet Napolitano talked about the slower-than-expected production of a vaccine.