PARACHINAR: A security force official was injured in a suicide bomb attack at the entrance of the Kulachi Gate on Pak-Afghan Border, Parachinar on Friday, an official of the political administration confirmed. According to reports, a bomber, wearing a suicide jacket, tried to cross the Pak-Afghan Border through the newly constructed Kulachi Gate and in a prompt response the security official, Muhammad Arif, intercepted him. As a result, the suicide bomber blew himself up and the official was critically injured. The officials of the security forces cordoned off the area. Further probe is underway.