Thai national police chief Somyot Pumpanmuang speaks during a news conference at the Metropolitan Police Bureau in central Bangkok, Thailand, August 19, 2015. Thailand's national police chief on Wednesday (August 19) said it is likely that there could be more than one suspect involved in the Bangkok shrine blast earlier this week. Thai authorities said on Wednesday they were looking for accomplices of the chief suspect for the Bangkok shrine bomb blast that killed 22 people, a man who was captured on closed-circuit television (CCTV) dumping a backpack and walking away. REUTERS/Chaiwat Subprasom