JAMRUD: A schoolteacher was killed by his brother in Mulagori sub-tehsil of Khyber district’s Jamrud subdivision last night, while the accused was arrested on the spot.The police said that Alam Taj, a teacher of Government High School in Lawarha Mena area, was shot dead by his brother over a domestic dispute. The police arrived at the scene, arrested the accused with a pistol, and registered a case of murder.