Seminar on ‘Preamble of the Constitution’ Mysuru: Claiming that there were many people in the country who worship Ravana, senior IPS officer Nanjundaswamy has called upon those who portray Ravana as a demon, to change their mindset. He was speaking after inaugurating a seminar on ‘Preamble of the Constitution’ organised by Bharatha Moola Nivasigala Trust,…