VIJAYWADA: The release of a Rs 100 commemorative coin to mark the 100th birth anniversary of former chief minister N.T. Rama Rao by President Droupadi Murmu at a programme held in Rashtrapati Bhavan in New Delhi on Monday turned controversial, with his wife Lakshmi Parvathi claiming that she “was not invited” to the programme, subjecting not only herself but also …