'Pink slime' made headlines and outraged beef consumers earlier this year. Now the rush to remove it from supermarket shelves is forcing the maker to close three plants. Waterloo, Iowa is taking a ... more 
'Pink slime' made headlines and outraged beef consumers earlier this year. Now the rush to remove it from supermarket shelves is forcing the maker to close three plants. Waterloo, Iowa is taking a hard economic hit. (May 9) less 
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Wed, May 9, 2012 12:26 PM EDT