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An Afghan refugee, center, stands while a group of men make their way along a muddy path of a slum during a rainy day, on the outskirts of Islamabad, Pakistan, Monday, Feb. 4, 2013. Pakistan has been hosting hundreds of thousands of Afghan refugees dating back to the Soviet invasion of Afghanistan three decades ago, thousands of them still live without electricity, running water and other basic services. (AP Photo/Muhammed Muheisen)