Four students travelling on the footboard of a Tamil Nadu government bus were killed when they fell down from the vehicle after it was hit by a lorry today.
Three other students, who were also travelling on the footboard of the bus, sustained injuries in the mishap, which occurred at IT Corridor, police said.
The victims were students of a polytechnic, police said.
The bus was on its way to Chennai from nearby Tiruporur.
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