Children talk with a member of Bolivian super puma helicopter crew in Vila Vila where Bolivia's President Evo Morales and U.N. Secretary-General Ban Ki-Moon inaugurated a sports arena called "Coliseo Ban Ki-Moon", south of Cochabamba, October 11, 2015. Ban Ki-Moon is in Bolivia for the World People's Conference on Climate Change and the Defense of Life, which is held before the Climate Change Conference in Paris. REUTERS/David Mercado