The police arrested six persons including a TRS leader for sexually assaulting a minor girl in Nalgonda district. TRS leader Venkanna belonging to Bajugunta in Narketpally mandal has formed a gang for the treasure hunt. The key accused bought a minor girl to perform puja for appeasing evil spirits to get powers to identify treasures. The accused have assaulted the girl. The victim escaped from them and informed parents. Nalgonda DSP Sudhakar said that the police registered a case based on parent's complaint.