Deadly tuberculosis reported at California hotel housing the homeless Fox News medical contributor Dr. Marc Siegel on the significance of the tuberculosis outbreak and how illegal immigration plays a role and says bird flu is currently not a risk to the human population NEW You can now listen to Fox News articles! An outbreak of tuberculosis (TB) has been linked to a San Francisco high school. The San Francisco Department of Public Health (SFDPH) issued a health advisory on Jan. 29 about the