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Newport, R.I. (June 17, 2015) Thomas G. Mahnken, professor of strategy and chair of economic geography and national security at the U.S. Naval War College (NWC), speaks during the NWC 2015 Current Strategy Forum in Newport, Rhode Island. As NWC's capstone event, the two-day forum brings together students and distinguished guests to explore issues of strategic national importance. This year's theme, "Strategic and Maritime Power in a Contested Environment," focused on the critical problems affecting our nation's security and well-being. (U.S. Navy photo by Mass Communication Specialist 1st Class Richard M. Wolff / released)