TOBA TEK SINGH:-A youth killed his sister allegedly in the name of honour in Chak 716/GB, Pirmahal village on Tuesday. Police said that Muhammad Bilal, son of a farmer Muhammad Ijaz, resident of Chak 716/GB, spotted his 18-year-old unmarried sister Saima Bibi talking with a youth of the village. Angry over his sister, he attacked her with an axe, killing her on the spot. The police have started investigation into the incident.