The Madras High Court on Wednesday asked the Tamil Nadu Sports and Youth Development Minister Udayanidhi Stalin what research he had done to understand 'Sanatana Dharma' before making recent controversial remarks against it.Justice Anita Sumanth was hearing the Quo Warranto pleas seeking to show under what authority Sports Minister Udayanidhi Stalin, HRCW Minister Sekar Babu, and MP A. Raja...