Sows and boars are seen in an open feedlot on the Paul Menke farm, Monday, Feb. 27, 2012, near Clear Lake, Iowa. While the pork industry is under fire for the common practice of keeping pregnant sows confined for most of their lives in tight stalls called gestation crates Menke's sows live outdoors. (AP Photo/Charlie Neibergall)
Read the article: Pork industry moves to group pens at great cost to producers ... and consumers to feel it, too
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