New swine flu likely widespread, experts say

-Maggie Fox, Health and Science Editor WASHINGTON, - A new and unusual strain of swine flu is likely widespread and impossible to contain at this point, experts agree.

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The H1N1 strain has killed at least 20 people and possibly 48 more in Mexico and has been confirmed in at least eight people in the United States, all of whom had mild illness. Probable cases also were found at a school in the New York City borough of Queens and experts at the U.S. Centers for Disease Control and Prevention say they fully expect to find more cases. Here is why: More...