Hyderabad: The police concluded the Dammaiguda missing girl's death case and stated that the investigation revealed that she died of drowning and there is no foul play in the incident. According to the sources, the police said that she accidentally slipped into the lake while she went for the toilet. It is said that the post-mortem report also stated the girl died due to drowning and no injury marks on her body and any signs of struggles before she died. But, her family members suspected foul play in the girl's death and added that the girl was clever and she know how dangerous moving closer to a water body was and demanded to interrogate the ganja batch.