MINGORA: A man allegedly killed his brother over a minor issue in Matta tehsil of Swat district on Saturday, police said. They said two brothers, Jehangir Khan and Ijaz Khan, exchanged hot words over a minor issue in Darmai locality and the former attacked the latter with a stone, leaving him unconscious. He was rushed to a hospital where the doctors pronounced him dead. The police handed over the body to the heirs and started investigation after registering the case.