Authorities said that they prevented an 'unimaginable tragedy' by foiling a teenager's elaborate plot to kill his family and bomb the junior and senior high school in the southern Minnesota city of ... more 
Authorities said that they prevented an 'unimaginable tragedy' by foiling a teenager's elaborate plot to kill his family and bomb the junior and senior high school in the southern Minnesota city of Waseca. (May 2) less 
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Fri, May 2, 2014 1:30 PM EDT