ISIS Beheading Video: Is The World Growing Desensitized To Islamic State Propaganda?

When the Islamic State terror group released a new video Sunday showing a series of bloody beheadings, including that of U.S. aid worker Peter Kassig, newpapers, TV networks and news sites once again featured blaring headlines detailing and decrying the latest piece of ISIS propaganda. But the stories of militant terror seem to be having diminishing impact on viewers' psyches, as something of a war fatigue has set in, according to communication experts.