The porcine epidemic diarrhea virus found in this country closely matched the version circulating in China, fueling speculation that the virus came from there.
We follow donated produce from the supermarket to the soup kitchen. The competitive world of making gingerbread houses. Scientists are still stumped by PED.
What we have pieced together from interviews and public records shows that PED confounded researchers and industry insiders scrambling to contain it.
A virus that kills piglets is ripping through farms around the country. Midwest pork producers are doing everything they can to fight it off.