The third American case of bovine spongiform encephalopathy, or mad cow disease, was confirmed today in Alabama. Host Tess Vigeland speaks to Ernie Davis, an agricultural economist at Texas A&M University, about the case.
For the first time, the Big Board is operating as a profit-making enterprise that has to answer to shareholders. That may mean some big changes in the way Wall Street does business. New York Bureau Chief Bob Moon reports.