Jane Velez-Mitchell : Undercover video appears to show people killing cattle . Central Valley Meat Co. says it tries to avoid federal regulations . The USDA cites violations of humane standards but no violations of food safety . An advocacy group says many cows suffered slow and agonizing deaths .
Undercover video appears to show people killing cattle . Central Valley Meat Co. says it tries to avoid federal regulations . The USDA cites violations of humane standards but no violations of food safety . An advocacy group says many cows suffered slow and agonizing deaths .