Bengaluru: The son of Kannada writer MM Kalburgi on Wednesday said that his mother has identified one of the accused involved in the murder of the rationalist in a test identification parade, The Indian Express reported. Kalburgi, a Kendriya Sahitya Akademi awardee and anti-superstition activist, was shot dead at his home in Dharwad district in Karnataka on August 30, 2015.