An Afghan refugee youth, sits on the side of the alley of a poor neighborhood, on the outskirts of Islamabad, Pakistan, Tuesday, October 29, 2013. Pakistan hosts over 1.6 million registered Afghans, the largest and most protracted refugee population in the world, according to the U.N. refugee agency, thousands of them still live without electricity, running water and other basic services. (Photo by Muhammed Muheisen/AP Photo)
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