Afghan refugee girls react as they look at a herd of goats during a daily Islamic religious class in a mosque at a slum area on the outskirts of Islamabad, Pakistan, on Wednesday, Dec. 22, 2010.

An elderly Afghan man, right, and a child stand by a railway track during the sunset in a slum area on the outskirts of Islamabad, Pakistan, on Wednesday, Dec. 22, 2010.

Girls collect tree branches with their shawls to burn later, in fire, on the outskirts of Islamabad on December 22, 2010.