Kolkata, Apr 08 (ANI): Amid political campaigning and upcoming fourth phase Assembly elections in West Bengal, BJP workers staged a protest outside Jadavpur Police Station in Kolkata over the attack on state BJP chief Dilip Ghosh's convoy. The protestors alleged that TMC goons attacked the convoy of Ghosh. BJP chief Dilip Ghosh's convoy was allegedly attacked in Cooch Behar on April 08. The first three phases of the eight-phased West Bengal polls have already taken place. The fourth phase of the elections will be held on April 10. Counting of the votes will take place on May 02.