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"By JULIE PACE TALLINN, Estonia (AP) - President Barack Obama said Wednesday that the United States will not be intimidated by Islamic State militants after the beheading of a second American"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.aol.com/article/2014/09/03/obama-says-beheading-videos-wont-intimate-us/20956276/>