AGARTALA, March 11: Killing for ransom has assumed macabre proportions in Tripura. The skeleton of a 16-year-old boy, abducted last year, was exhumed from Koaiphang area in South Tripura yesterday. The recovery sparked tension in the area. Police sources said Mohini Lal Kar, a non-tribal Class X student of Koaiphang school, was abducted on December 6 last year by a group of NLFT militants. His father Niranjan Kar, a teacher, ran from pillar to post to trace his son, but failed to do so. Two NLFT militants Dhani Mohan Tripura and Arendra Tripura, who were arrested by Baikhora police on March 5...