Congress, left, ISF together will bring 'Poribortan' in Bengal; says Congress leader Pradeep Bhattacharya

Training guns at the Mamata Banerjee-led Trinamool Congress, Prime Minister Narendra Modi on Monday said that West Bengal won't be able to progress if "tolabaji (extortion)" continues to persist. He said the people of the state have made up their mind for "poriborton (change)".