Four persons were injured when the Tempo Traveller they were travelling in was hit by boulders on the Dharampur-Kotli road in Mandi district on Sunday morning. The vehicle overturned on the road as the boulders hit it, injuring the occupants.As soon as news of the incident spread, a large number of people gathered at the spot to help extract the injured passengers, who were then taken to a nearby govt hospital. A police officer said that fortunately, the vehicle overturned on the road itself, and if it had fallen off the road, it could have led to a major accident.The officer mentioned that an HRTC bus also passed by at the same time and narrowly escaped being hit.