India, Sept. 27 -- A Central Industrial Security Force (CISF) inspector, his wife and an ambulance driver were killed after the ambulance in which they were travelling rear-ended a trailer truck at Badli Chowk near Pelpa village in Jhajjar on Saturday evening, police said.

The deceased were identified as CISF inspector Sain Prakash, 59; his wife, Lakshmi, 58, both residents of Kaccha Babra Road in Jhajjar; and ambulance driver Pramod Jangra, 35, a resident of Jhajjar town. The accident took place around 6pm on the Gurugram-Jhajjar road, police said.

Prakash's elder son, Pankaj Kumar, 35, who was also travelling in the ambulance, suffered multiple fractures and was critically injured. He is undergoing treatment at a private hospital in J...