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A Diplomatic Security Service special agent, watches athletes maneuver through the Minden Wild Water Preserves, considered one of the best whitewater runs in the world, at the Pan Am Games’ canoe and kayak competition, in the north zone, three hours north of Toronto, July 18, 2015. (U.S. Department of State photo)

U.S. Department of State

The Lessons of 1989: Freedom and Our Future