Thais look on at damage from a bomb blast outside a Hat Yai, Thailand department store Sunday, Sept. 17, 2006. A series of bomb blasts ripped through three department stores Saturday night in Thailand's restive south, killing four people and wounding dozens, police said. (AP Photo/Sumeth Parnpeth)

Thai policemen examine damage after a series of bomb blasts ripped through three department stores, in the region's main commercial center of Hat Yai, south Thailand Saturday, Sept. 16, 2006, killing four and injuring dozens more, police said. The bombs planted on motorbikes were triggered simultaneously at 9:15 p.m. local time in the Hat Yai business district in Songkhla province, Pol. Col. Pattanawut Angkanawin said..(AP Photo/Sumeth Parnpeth)