Pietermaritzburg – A car and the visual arts department's office were set alight at the University of KwaZulu-Natal on Monday night. UKZN spokesperson Lesiba Seshoka said on Tuesday that students had been trying to burn a computer hall.“The students were trying to get access to a computer hall. They could not get inside so they threw a petrol bomb into a visual arts office. It looks like their intention was to burn the computers,” he said.Police spokesperson Brigadier Sally de Beer said seven students were arrested and would face charges of malicious damage to property, public violence, and contravening a court order.Students and authorities were involved in running battles on Monday afternoon. The violence began when protesters overturned a car.What followed was nearly three hours of to and fro. Police officers fired teargas into the William O’Brien residence and students responded with bottles, stones, and marbles fired from slingshots.A female student told News24 that boys had entered a residence and gathered stones and bottles to attack police.