Gwinnett schools put hold on beef taco filling (Atlanta Journal-Constitution) Gwinnett County school cafeterias will still serve beef, just not any from the California slaughterhouse currently under federal investigation. Gwinnett is among 28 Georgia school districts that received products from the Hallmark/Westland Meat Packing Co. under investigation by the U.S. Department of Agriculture for allegedly processing cattle at a higher risk of mad cow disease. The government ... [News Source]