THE Supreme Court order directing the Kolkata police commissioner to present himself before the CBI for questioning at a neutral venue and, at the same time, directing the CBI not to take any coercive action like arrest against the police officer has exposed the political posturing by both sides – Mamata Banerjee and the TMC government on one side and the BJP and the Modi government on the other. While Mamata Banerjee sought to project herself and her government, through her dharna, as victims of the machinations of the BJP government at the centre, the BJP has been loudly asserting that th