Hijjah 30, 1431, Dec 06, 2010, SPA - Two suspected suicide bombers killed at least 40 people in an attack at the office compound of a senior government official in an area along Pakistan's Afghan border on Monday, officials said. "It appears to be a suicide attack. I don't know the exact number of casualties because efforts are being made to remove debris," Amjad Ali Khan, the top government official in the region, who appeared to be the target of the attack, told Reuters by telephone. "There were two bombers. They were on foot. The first blew himself up inside the office of one of my deputies while the second one set off explosives when guards caught him."