Kolkata:Winning BJP candidate of ward 7 of Kolkata municipal Corporation Bapi Ghosh was allegedly attacked by the supporters of losing TMC candidate Manjushri Chowdhury. It has been alleged that no being able to withstand the defeat in the hands of BJP, the TMC supporters beat him up and injured him. A complaint has been filed at Shyampukur police Station. Tension has spread in the area following the incident. Police have arrived at the spot.