WANA, Pakistan - About 1,000 Pakistani soldiers backed by helicopter gunships, mortars and artillery Wednesday pounded a mountainous region near the Afghan border where a former Guantanamo Bay prisoner who masterminded the kidnapping of two Chinese engineers is believed to be hiding. The assault targeted the village of Spinkai Raghzai in South Waziristan, a tribal region where the Pakistani army has been hunting Osama bin Laden (news - web sites) and his al-Qaida associates. But the top military commander in the region said Tuesday it was unlikely bin Laden was hiding in the area, as U.S. authorities suspect. Abdullah Mehsud,...