GUJRANWALA, Dec 6 (INP): Toxic food claimed lives of a father and his two young sons on Wednesday while the daughter is still fighting for her life at the hospital. This father, his daughter, and two sons had fallen ill after consuming poisonous food in village Jokhian of Wazirabad on Tuesday. They were rushed to Civil Hospital where the father and his two young sons died during treatment on Wednesday morning. INP/LK/AH