“Odds are this may not be the 1918-type of virus which was highly lethal and swept through the United States and swept through the world, but we can’t count that out,” said Janet Napolitano, secretary of Homeland Security. “We need to prepare on all levels, because right now we really don’t know.”

The Department of Health and Human Services, is currently testing for a safe, available H1N1 vaccine, she said. (CNBC)