Swine Flu Outbreak! 20 Confirmed Swine Flu Cases in U.S.

Dr. Richard Besser, Acting Director of the Centers for Disease Control and Prevention says the United States has 20 swine flu cases in five states.

New York Mayor Michael Bloomberg says that the Centers for Disease Control and Prevention has confirmed students at a city high school were infected with swine flu. New York officials previously had said they were eight ‘probable’ cases.

Countries planned quarantines, tightened rules on pork imports and tested airline passengers for fevers as global health officials tried Sunday to come up with uniform ways to battle a deadly strain of swine flu.