West Bengal CM Mamata Banerjee is facing tough questions from BJP, after a young activist (BJP) was killed recently. TMC MP has said that that he was killed in a fight between BJP and Bajrang Dal. Victim's father said how could he kill his son as he is a BJP activist. TMC has won Maheshtala by-poll with a margin of 16,000 votes. BJP has come second after TMC. Responding on UP results, Mamata said results are signal of the beginning of the end. Watch the video for more info.