U.S. Secretary of Defense <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Chuck+Hagel&family=editorial&specificpeople=504963 ng-click='$event.stopPropagation()'>Chuck Hagel</a> (L) and Chairman of the Joint Chiefs of Staff General <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Martin+Dempsey&family=editorial&specificpeople=2116621 ng-click='$event.stopPropagation()'>Martin Dempsey</a> speak to the media during a press briefing at the Pentagon August 21, 2014 in Arlington, Virginia. Secretary Hagel spoke about the terror group ISIS and the situation in Iraq.