FILE - This Wednesday June 20, 2012 file photo shows a Burger King sign in Richardson, Texas. British and Irish burger fans could face a Whopper shortage after Burger King announced

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FILE - This Wednesday June 20, 2012 file photo shows a Burger King sign in Richardson, Texas. British and Irish burger fans could face a Whopper shortage after Burger King announced Thursday Jan. 24, 2013, it has stopped buying beef from an Irish meat processor whose patties were found to contain traces of horse DNA. (AP Photo/LM Otero, File) less 

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Associated Press
Thu, Jan 24, 2013 3:55 PM EST