Imphal: Security was tightened here today in the wake of the blast near the official residence of Manipur Chief Minister O Ibobi Singh, official sources said today.

Sources said police and other security personnel were deployed at vulnerable places here and frisking of passers-by intensified to detect movement of armed ultras.

Sources said extra force has been deployed around the official the Chief Minister s residence.

They said yesterday s bomb explosion around 8.30 pm near the official residence of the Chief Minister was the second incident in the past two months.

There was no casualty in the explosion.

It was not yet known whether the bomb was planted or hurled by unidentified militants, the sources said, adding the explosion occurred while the Manipur police was celebrating its 116th raising at First Manipur Rifles battalion complex near the Chief Minister s residence.

On September 1,militants of People s Revolutionary Party of Kangleipak (PREPAK) exploded a powerful bomb inside the Chief Minister s official residence complex.

So far, no individual or group has claimed responsibility for yesterday's explosion.
Source : PTI