(Apr 10 , 3:17 AM)SILIGURI: Taking West Bengal chief minister Mamata Banerjee head on, BJP's prime ministerial candidate Narendra Modi on Thursday accused her of playing vote bank politics and said no real 'poribartan' (change) has taken place in the state during TMC rule.SILIGURI: Taking West Bengal chief minister Mamata Banerjee head on, BJP's prime ministerial candidate Narendra Modi on Thursday accused her of playing vote bank politics and said no real 'poribartan' (change) has taken place in the state during TMC rule.SILIGURI: Taking West Bengal chief minister Mamata Banerjee head on, BJP's prime ministerial candidate Narendra Modi on Thursday accused her of playing vote bank politics and said no real 'poribartan' (change) has taken place in the state during TMC rule.SILIGURI: Taking West Bengal chief minister Mamata Banerjee head on, BJP's prime ministerial candidate Narendra Modi on Thursday accused her of playing vote bank politics and said no real 'poribartan' (change) has taken place in the state during TMC rule.