Three persons, including a woman and her son, were killed when the car they were travelling in got into the wrong lane and collided with a car coming in the opposite direction on Chennai-Bengaluru Highway (NH 44) at Pachakuppam village near Ambur town in Tirupattur on Sunday evening.
The police said that the deceased were identified as K. Saravanan 50, a native of Gudiyatham in Vellore; M. Roja, 55; and her son M. Siva, 32.