Bengaluru, May 14 : Prominent Vokkaliga pontiff of Adi Chunchanagiri Nirmalananda Natha Swamiji on Sunday appealed to the Congress leadership to appoint Karnataka party unit president D K Shivakumar as the next chief minister of the state. In the wake of Congress getting a thumping majority in the Assembly polls, he also said Shivakumar is