Just over a month ago, as Karnataka chief minister Siddaramaiah deftly handled questions from well-known writers, journalists and activists at a conference his government was hosting, there came a poser for which he didn’t have much of an answer. It was the only point in the hour-long conversation when the CM had to stand up and calm down the audience who had risen up demanding to know why M.M. Kalburgi’s killers hadn’t been caught yet even two years after the Kannada writer-scholar was gunned down at his home.