USDA Chief Veterinary Officer On BSE Case

On April 24, 2012, the United States Department of Agriculture announced the nation's fourth case of bovine spongiform encephalopathy (BSE), sometimes called mad cow disease, in a dairy cow from central California. USDA Chief Veterinary Officer Dr. John Clifford answers a series of questions about this BSE case.

For the latest information visit http://www.usda.gov/bse