Arjun Singh had left TMC to join BJP after being denied MP ticket for Barackpore. He will contest against his TMC rival Dinesh Trivedi for the seat on a BJP ticket.
Actress Nusrat Jahan was in a relationship with one of the main accused of the Park Street rape case. Her role in shielding and helping the accused, Kader Khan, was questioned by many.
Citing his alleged harassment and suffering as the reason, Dutt has written, "I decided to take the drastic step to highlight genuine problems faced by honest officers in West Bengal, and other parts of India."