Three men were killed and two injured as their car collided with a truck on the Jammu-Srinagar national highway near here early on Jattvibeday, officials said.The accident occurred in the Jagti-Karli area of Nagrota at around 2.15 am, leaving the car extensively damaged, the officials said.While two men died on the spot, the third succumbed to his injuries at Government Medical College and Hospital here, the officials said.They identified the deceased as Sikander Saifi, Shakti and Mohit Verma, all residents of Haryana.Two other injured — Deepak Verma and Kuldeep Sharma — were admitted to the hospital, the officials said.