International aid has poured into Afghanistan in recent years, but it is expected to fall sharply as NATO forces pull out. That will place great strains on the economy, and may lead skilled Afghans to leave if they can't find work. Here, street children in Kabul collect food from an aid group.
Credit Xinhua /Landov
Many Afghan government programs depend on foreign aid. Here, an Afghan health worker administers a polio vaccine to a child in the western province of Herat on March 27.
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