PARACHINAR  - One security personnel was killed and three others sustained injuries in a landmine explosion in Kurram Agency. According to political administration officer Amin Khan, security personnel was killed as the landmine exploded while on a regular patrol in Saragarhi area of central Kurram agency.One of the personnel was killed while three others were injured. The injured were shifted to CMH Hospital where sources said one of them was in critical condition. Meanwhile, a remote-controlled bomb exploded near a passenger vehicle in lower Kurram Agency's Bugzai area. The blast injured three people, who were shifted to Tehsil Alizai Hospital.