<p>A high alert has been sounded in India's northeast following the Hyderabad terror attack that killed 16 people, an official said Sunday.<br /><br /></p>.<p>"The union home ministry has asked all northeastern states to intensify their vigil," a paramilitary official told IANS.<br /><br />He said bomb experts and dog squads had been told to scan crowded places.<br />Four northeastern states - Tripura, Meghalaya, Mizoram and Assam - share a 1,880-km border with Bangladesh. Mizoram, Manipur, Nagaland and Arunachal Pradesh share a 1,640-km border with Myanmar.<br /><br />Most of the international border is unfenced and runs through dense forests and mountainous, making it porous, vulnerable and advantageous for terrorists and others.<br />On Feb 21, two powerful bombs, suspected to be planted by terror groups, killed 16 people and injured 117 in Hyderabad.<br /></p>
<p>A high alert has been sounded in India's northeast following the Hyderabad terror attack that killed 16 people, an official said Sunday.<br /><br /></p>.<p>"The union home ministry has asked all northeastern states to intensify their vigil," a paramilitary official told IANS.<br /><br />He said bomb experts and dog squads had been told to scan crowded places.<br />Four northeastern states - Tripura, Meghalaya, Mizoram and Assam - share a 1,880-km border with Bangladesh. Mizoram, Manipur, Nagaland and Arunachal Pradesh share a 1,640-km border with Myanmar.<br /><br />Most of the international border is unfenced and runs through dense forests and mountainous, making it porous, vulnerable and advantageous for terrorists and others.<br />On Feb 21, two powerful bombs, suspected to be planted by terror groups, killed 16 people and injured 117 in Hyderabad.<br /></p>