According to police, the poles were found damaged in Singanallur and Peelamedu police station limits and based on the complaints, cases were registered.
Some miscreants had hurled the bottle at the house of Prabhu yesterday, protesting against Congress opposing the release of the accused in the Rajiv Gandhi Assassination cases.
Meanwhile, 17 workers of Naam Tamizhar Katchi, were arrested for attempting to block a train at the city railway station to protest against the Congress on the issue of release.