Uncovering the secrets of tularemia, 'rabbit fever'

Tularemia, aka "rabbit fever," is endemic in the northeastern United States, and is considered to be a significant risk to biosecurity -- much like anthrax or smallpox -- because it has already been weaponized in various regions of the world. Biologists are working to uncover the secrets of the bacterium Francisella tularensis, which causes tularemia.