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After winning several marathons and setting world records for multiple track events, Tegla Loroupe dedicated herself to promoting peace in Kenya. Her Peace Foundation aims to "become the leading international authority in the realm of conflict resolution and poverty reduction strategies." From the Aspen Ideas Festival, the athlete and activist discusses the challenges that her organization is tackling and how she uses sports to bring people together. This video is part of a new series on the Atlantic Video channel, The Future of X, looking at what's on the horizon for culture, technology, business, and politics.