A PIL was on Friday filed in the Bombay High Court seeking direction to lodge cases against deputy chief minister Ajit Pawar and MNS chief Raj Thackeray for instigating their party workers to engage in rioting and recovering cost for damage to public property last month. The PIL filed by Hemant Patil, president of Rashtriya Brashtachar Virodhi Janshakti, has sought court’s direction to register cases against Pawar and Thackeray.