Kolkata: West Bengal Chief Minister Mamata Banerjee sat on a dharna to ‘save the constitution’ after a huge showdown between the police and officials of the Central Bureau of Investigation. The CBI officers wanted to question Kolkata police chief Rajeev Kumar in two Ponzi schemes, but the CBI officials who turned up at Mr Kumar’s … Continue reading Mamata Banerjee sits on ‘dharna’ amid Kolkata police-CBI showdown