Secretary of Defense Chuck Hagel, seated left, takes a question from a U.S. Naval War College student, foreground left, following a live interview about defense issues with Jim Sciutto, the chief national security correspondent for CNN, at the college in Newport, R.I., Sept. 3, 2014. Hagel conducted the CNN interview and a subsequent question-and-answer session with students, staff members and faculty members as part of a six-day trip that also included a stop at the 2014 NATO Summit in Wales.