MUMBAI, Jan. 4 -- The Sion police have registered an FIR against Shilpa Keluskar, wife of a local Bharatiya Janata Party (BJP) functionary, for allegedly using a stolen AB form to file her nomination as a BJP candidate from Ward No. 173 (Santacruz East) of the BMC, despite the party having ceded the ward to its alliance partner, Shiv Sena. According to the police, Keluskar, resident of Pratiksha Nagar, was initially issued an AB form to contest as the BJP's candidate from Ward 173. The form, bearing the signature of the Mumbai BJP president, was handed over to her at around 10am on December 29. The BJP then decided to contest the polls with Shiv Sena, and Ward 173 was allotted to the Sena. Subsequently, Keluskar's candidature was cancelled and she was asked to return the AB form. Dinesh Jagtap, office secretary at the BJP's Mumbai office, stated that she visited the BJP office at 5 pm on December 30 and returned the form. However, on December 31, Jagtap got to know that Keluskar had filed her nomination. When he checked the drawer where the form was kept, it was missing. Suspecting that the AB form had been stolen, he approached the police....