11.   Borders were sealed to prevent voter fraud, government officials said.

12.   Under Vigipirate security barriers were erected outside all schools to prevent the risk of car bombs while all litter bins were sealed to prevent bombs being planted in them.

13.   Police forces have been rushed to the site, they said, adding that the border with Bangladesh had been sealed to prevent the rebels from escaping.

14.   Security barriers were also erected outside all schools to prevent the risk of car bombs while all litter bins were sealed to prevent bombs being planted in them.