The teacher Madhu Priya Ganguly was arrested yesterday from Kalinga Apartment at Kanke where the tribal woman said the video footage of the sleaze had been shot, Senior Superintendent of Police Anil Palta told PTI.
"We have arrested Madhu Priya Ganguly and after her interrogation we will launch raids," he said when asked about whereabouts of Natarajan against whom a FIR has been filed.
The police seized cassettes, a CD player and some books during a search of the teacher's flat before arresting her.
The police said the video tapes would be sent to Kolkata for forensic test.
Meanwhile, a FIR was filed at Palamau against Pervez Hayat, the then DIG (Palamu range), under sections IPC 376 (rape), 376-2a (1) (wrong doing by a police officer) and 506 (threatening a person). Hayat was the officer whom the tribal woman had met in connection with a case relating to forcible taking away of her son by her estranged husband.
Natarajan was asked to probe the charge against Hayat of sexually exploiting the tribal woman.
A separate case under was also registered against Hayat under the Prevention of Atrocities against SC/ST act, the police said.On Sunday night, a couple of news channels telecast tapes showing Natarajan in a compromising position with the woman. The police also filed a FIR last evening at the Lower Bazar police station against Rajesh Kujur whom the woman had said was her husband.