[...] there's another version of an AK-47 named "the Osama" after the late al-Qaida leader who famously preferred the model, now being sold for the bargain price of $2,700, down from $3,500. Dealers say that sales of weapons at the market have slowed ever since the United States vowed to help Kurdish forces defend the largely autonomous region of northern Iraq from Islamic militants. "Obama, Obama!" he hooted, using his hand to imitate a swooping aircraft. Since the U.S.