Three people were killed and four others injured when their car and a lorry collided head-on in Umayalpuram on the Tiruchi-Namakkal highway late on Monday.
The occupants of the car were on their way to Kumbakonam from Salem district. Police identified the deceased as Prabhu, Sathishkumar and Palanisamy.
The injured — Rajalingam, Gopal, Prabhakar and Mani — have been referred to the Mahatma Gandhi Memorial Government Hospital in Tiruchi for treatment.