RAWALPINDI: A girl stabbed to death her younger sister due to a cooking dispute within the jurisdiction of New Town police. According to media reports, Gull Bihar, father of the victim, has lodged a complaint with local police that he was present at the time of incident when his elder daughter R* attacked his younger daughter M* with a knife over a cooking dispute. Consequently, the younger daughter received fatal injuries and died. Police have registered a case and started an investigation.