At least four people were killed in a devastating accident involving four vehicles in Tamil Nadu's Dharmapuri district. Eight other people were injured in the accident which unfolded in a matter of seconds and left a trail of destruction on the Thoppur Ghat. CCTV footage obtained from the scene shows the sequence of events. The visuals show a speeding truck ramming into another truck, which leads to a chain reaction. The truck which was hit spins out of control and crashes into another truck and a car gets caught between the two vehicles.