The counting of votes to the crucial bypoll to the Bhabanipur seat in south Kolkata, where TMC supremo Mamata Banerjee is contesting to retain her chief minister’s seat, has kicked off amid heavy security deployment. Votes will also be counted for the bye-elections held in Jangipur and Samserganj assembly constituencies in the Murshidabad district of the state and the Pipili constituency in Odisha.