FSIS makes mad cow rule permanent (Moldova.org) The U.S. Food Safety and Inspection Service announced a permanent prohibition on the slaughter of cattle that are unable to stand or walk.The prohibition affects so-called downer cattle when they are presented for pre-slaughter inspection. FSIS officials said the inability to stand or walk can be a clinical sign of bovine spongiform encephalopathy, which is also called mad cow disease.Under the ... [News Source]