A file picture taken in 2001 shows Iraqi workers cleaning a statue of winged bull at an archeological site in Nimrud, 35 km southeast of the northern city of Mosul. The Islamic State group has begun bulldozing the ancient Assyrian city of Nimrud in the jihadis' latest attack on the country's historical heritage. Iraq is urging U.S.-led airstrikes to save the artifacts. | AFP-JIJI