The anti-naxal force has launched an extensive combing operation in the Sringeri and Koppa taluks of Chikkamagaluru district on the basis of intelligence reports suggesting renewed Maoist activity in the area, officials familiar with the matter said, adding that two have been detained for questioning. Police have concentrated the combing efforts to Yedagunda, Mundagaaru, and Bukadibail villages in Koppa taluk, …