Jalpaiguri, Nov 24 (ANI): Protesters turned violent at Indo-Bhutan border check post on Sunday over the unnatural death of an Indian girl in neighbouring Bhutan. Violence erupted when Bhutan police surrendered the girl's dead body to the family members without explaining the cause of death. The villagers blocked the Chamurchi Indo-Bhutan border check post in Jalpaiguri district. Meanwhile, the girl's family has alleged that she was raped and murdered. 17 years Symuta Lohar used to work as a domestic help at a professor house in Bhutan from the past few years.