New Delhi, Oct. 11 -- From former chief ministers Arvind Kejriwal, Mamata Banerjee and Pinarayi Vijayan to activists Yogendra Yadav and Prashant Bhushan, Delhi Police on Saturday detained several prominent leaders who tried to reach out to Jantar Mantar despite prohibitory orders to hold a demonstration against Chief Election Commissioner Gyanesh Kumar over alleged irregularities in ongoing electoral rolls revision. AAP leaders, including Rajya Sabha member Sanjay Singh, Delhi unit chief Saurabh Bharadwaj, MLA Kuldeep Kumar, and AAP national media in-charge Anurag Dhanda, were detained near Jantar Mantar. "They have unleashed tyranny across the country. The people of the country are very angry," Kejriwal said. Former Delhi minister Gopal Ra...