At least six security personnel were killed and 17 others injured in a suicide attack on a Frontier Corps camp along the Kohat-Peshawar Road in Bannu district on Saturday. As a result, various portions of the camp and adjacent houses and buildings were destroyed. Officials said the suicide bomber drove an explosives-laden vehicle into the rear wall of the Tauchi Scouts (FC) camp when the occupants were busy in offering morning prayers.Soon after the attack, heavy contingents of Frontier Corps rushed to and cordoned off the site. They shifted the bodies and the injured to the Bannu Combined Military Hospital.The officials have so far confirmed seven casualties, but locals said rescue activities were in progress and the toll could rise. Meanwhile, a soldier of the security forces was killed and several others injured when militants attacked a checkpost in Kata Saray area of Central Kurram. Officials said four militants were shot dead in retaliatory action. Two people were killed and six others injured when a passenger van hit a land mine near Hangu.