Las Vegas Sun

November 1, 2014

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In this July 9, 2009, file photo Dr. Craig Rowles stands with hogs in one of his Carroll, Iowa, hog buildings. The farmer and longtime veterinarian did all he could to prevent porcine epidemic diarrhea from spreading to his farm, but despite his best efforts the deadly diarrhea attacked in November 2013, killing 13,000 animals in a matter of weeks.

Charlie Neibergall / AP

In this July 9, 2009, file photo Dr. Craig Rowles stands with hogs in one of his Carroll, Iowa, hog buildings. The farmer and longtime veterinarian did all he could to prevent porcine epidemic diarrhea from spreading to his farm, but despite his best efforts the deadly diarrhea attacked in November 2013, killing 13,000 animals in a matter of weeks.