Six students were killed when their car hit a truck in Dehradun, Uttarakhand on Tuesday. The accident happened near the ONGC intersection in the city. "Around 2 am, a tragic incident happened. A huge container was going and a speeding Innova car collided in which 7 students were travelling. Six died. One injured person is being treated in hospital. Overspeeding was the cause of the accident," SSP Dehradun Ajai Singh said. The dead and the injured youth were private college students.