Dehradun, March 13 -- A speeding car hit four pedestrians and two riding a two-wheeler near Sai temple on Rajpur Road in Dehradun, killing four of them on Wednesday evening, a police official said. According to police, the Mercedes car with Chandigarh number plate, was being driven at high speed and dangerously near near Sai Mandir under Rajpur police station when it hit four labourers walking on foot and a scooty bearing registration number UK 07-AE-5150, killing all four pedestrians on the spot and seriously injuring two riding on the two wheeler....