Border Security Force (BSF) on August 27 stated that further tighten vigil along the frontiers, the border guards of India and Bangladesh will conduct joint patrolling and set up more Border Out Posts (BOPs) along the unfenced borders in Mizoram, reports Assam Tribune. Mizoram has an unfenced international border of 404 km with Myanmar and 318 km with Bangladesh. While the BSF guards the Bangladesh border, the border with Myanmar is secured by the Assam Rifles. Several terrorist outfits from northeast India had earlier set up their hideouts and training camps in the Chittagong Hill Tracts (CHT), comprising Rangamati, Bandarban and Khagrachari Districts of southeast Bangladesh.