Police have filed a case over the incident of two powerful explosions that killed six people near a militant den in Sylhet's Shibbari area on Saturday.

Police inspector Monirul Islam left for his workplace in Sylhet on Saturday morning after attending a family function at his village home in Noakhali.

West Bengal Chief Minister Mamata Banerjee has strongly condemned the blasts in Sylhet that killed six people including cops and injured several.