INS Viraat was not used as a taxi by Rajiv Gandhi, says Navy warship's ex-commander; Gautam Gambhir, Atishi in war over derogatory pamphlet; PM Modi tells Mamata Banerjee that her slap will be a "blessing" for him; Ayodhya land dispute case to resume in Supreme Court on Friday; Migrant workers brave horrific conditions, travel in train toilets to vote; all this and much more in today's news wrap.