A rhino was killed KAZIRANGA: A rhino was killed by poachers in the world famous Kaziranga National Park (KNP) in upper Assam's Golaghat district on Thursday, making it the fourth such incident in the past month, forest officials said. The poachers could not take the horn as the foresters arrived as soon as they heard the gunshots. Combing operations have been launched to nab the poachers.