FILE - A crane hovers above the site of a new shaft under construction at the Oyu Tolgoi mine site in Khanbogd village, Umnugobi province, Mongolia, Nov. 7, 2009. The Oyu Tolgoi mine in the Gobi Desert in the country's south is one of the world's largest known copper and gold deposits. (AP Photo/Ganbat Namjilsangarav, File)