Jaipur, Dec. 1 -- Four people were killed and several others injured in a road accident on Sunday when a car collided head-on with a truck near Ratanpura on the Manoharpur-Dausa National Highway, police said. Jawararamgarh Circle Officer (CO) Mukesh Joshi said the crash occurred around 12.55pm. A truck travelling from Manoharpur towards Dausa collided head-on with a car arriving from the opposite direction. Preliminary investigation indicates the accident happened during an overtaking attempt, with the overspeeding vehicles smashing into each other. The car, carrying nine passengers, was extensively damaged, trapping several occupants inside. Police teams, with the help of local residents, conducted a rescue operation and managed to pull out the injured after nearly 10 minutes of effort. All occupants were rushed to NIMS Hospital by ambulance. Three people were declared dead on arrival while one died during treatment. Two others are critically injured and currently on ventilator support, while four more are undergoing treatment for serious injuries....