Kolkata, March 31 -- The Election Commission of India (ECI) on Monday transferred four of its own officers in West Bengal, including a deputy chief electoral officer, a joint secretary and two additional secretaries posted in the office of the state chief electoral officer (CEO) in Kolkata, people aware of the development said. Poll panel insiders said that deputy CEO Subrata Pal was transferred to the state health department. Joint secretary Mithu Sarkar was shifted to the state minority affairs and madrasa education department. Additional secretaries Narendranath Dutta and Supriya Das were transferred to the state labour department and horticulture department respectively. Rahul Nath, who was serving as the additional secretary in the sta...