Chennai: Bharatiya Janata Party (BJP) National Spokesperson CR Kesavan on Saturday criticised the Trinamool Congress-led West Bengal government, asserting that Mamata Banerjee was an absolute catastrophic disaster for the ‘Nari Sakti’ in the state. Kesavan Slams Mamata’s 15-Year Rule, Predicts Poll Defeat Kesavan accused Mamata Banerjee’s 15 years of misrule of being one of the.