MoreObama Says ‘Entire World Is Appalled’ By ISIS Beheading of JournalistVideo Shows Beheading of American JournalistThe United States launched a rescue operation this summer to free American hostages held in Syria by the Islamic State of Iraq and Greater Syria (ISIS), the Department of Defense said Wednesday, but no hostages were found at the target location. In a statement released a day after the Sunni extremist group released a graphic video showing the execution of American journalist James Foley, Pentagon Press Secretary Rear Adm.