9/23/2013 7:36 AM

USDA researchers are working to find vaccines to help pigs resist deadly and costly diseases. The USDA’s Bob Ellison has more.

Is the EPA being unrealistic in its timeline to reduce farm runoff into the Chesapeake Bay?

  • Yes
  • No
  • Unsure

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11/28/2014 | Last Updated: 3:15 PM