BARKHAN: A man was killed and his sister seriously injured over land dispute near here Sunday. According to levies sources two groups clashed over land dispute in Basti Chowki some 20 Km from here today. They exchanged fire in which one Hayat died on the spot. His sister sustained serious injured due to bullet hit in the head. Both dead and wounded were brought to district headquarters hospital Barkhan. Injured woman was referred to Dera Ghazi Khan for further treatment.