Birbhum, Apr 17 (ANI): At least three people were injured after a clash between Trinamool Congress (TMC), Communist Party of India Marxist CPI (M) and Bharatiya Janata Party (BJP) workers broke out near a polling station in Birbhum during the ongoing second phase of West Bengal polls. The injured were rushed to a nearby hospital. Polling for 56 constituencies in the second phase of the West Bengal Assembly elections began on Sunday amidst high security, including adequate deployment of Central paramilitary forces.