In Pakistan, two security personnel were killed and four others injured when a suicide bomber struck a security check post in the Khyber tribal region today.<br/><br/>According to witnesses, the bomber, aged about 17 years, approached the check post and blew himself up at the time of 'iftar', the meal to break the fast during the holy month of Ramzan. No group has claimed responsibility for the attack. <br/><br/>Pakistani troops are currently conducting operations against the banned Lashkar-e-Islam group in the Khyber Agency.<br/><br/>Over 100 members of the organisation have been killed since the campaign was launched over two weeks ago.