Hissar: Driven by debt and unemployment, three members of a family allegedly committed suicide by consuming some poisonous substance in Barwala town near here, police said on Wednesday. Sukhdev Singh (35), his wife Neelam (31) and their four-year-old son Seetu were found dead at their home in Barwala. Police said they suspect that debt and unemployment would have forced Singh to take the extreme step.