LANDI KOTAL A tribal man was killed and three others man injured when a mortar shell struck a house in Akakhel area of Bara tehsil, sources informed. According to details, on Monday night a mortar shell fired from an unknown place by unknown miscreants landed at a house of a tribal near Jancy, Akakhel. Resultantly one resident identified as Khalil son of Gul Shah was killed on the spot while three others including the wife of the deceased sustained serious injuries. The injured were later shifted to the nearby hospital.