Lucknow, Sept. 25 -- In a bizarre incident of exploitation through blackmailing in Meerut, as many as 52 teachers of a private school have collectively lodged a complaint with the local police allging that the school management was covertly filming them in the school's washrooms and then using the videos and photographs to blackmail them into working without salary for several months.

Sources said that the teachers, in their complaint, stated that the secretary of the school's management committee threatened them with their objectionable photographs and videos whenever they asked for the payment of their pending salaries.

Based on the complaint, the police, on Wednesday, registered an FIR against the secretary and his son under sections 5...