Vijay (25), son of Sundaraganesan of Annai Anjugam Nagar in Kumbakonam, was allegedly stabbed to death by his brother Kamal (28) on Saturday night. According to police, the brothers were construction worker. While Kamal is married and has three children, Vijay is unmarried. A quarrel erupted between the brothers in which Kamal stabbed Vijay in his stomach. Vijay was admitted to the government hospital in Kumbakonam and later shifted to private hospital where he was pronounced dead.