Kottayam:
Twenty persons, including five police officials, were injured when youth wing of the Left party protested against raising retirement age of government employees in the budget turned violent at the collectorate here today.
About 15 persons of Left Democratic Youth Front were arrested in connection with the violence, police said.
The activists taken out a march from Gandhi-square here to the collectorate and their entry into the campus of the collectorate was blocked by the police which turned violent.
The injured are admitted in the district and medical college hospitals.