An outbreak of Swine Flu in Mexico has apparently spread to California, and also other parts of the world. CNN http://tinyurl.com/dx3d4z quotes Dr. Jay Steinberg, infectious disease specialist at Emory University Hospital Midtown in Atlanta, Georgia. "The new strain of swine flu only meets one of these [pandemic] criteria: its novelty. On the other hand, bird flu meets two of the criteria: novelty and ability to cause significant disease in humans. " (as of
April 26 at 19:57 UTC)