Imphal, April 9,
State police under the supervision of the Thoubal district police superintendent today conducted search operation in and around Thoubal Khunou Power House area where the bomb blasted yesterday evening injuring 4 non-local labourers.
The search operation began since early morning today. 2 persons who were coming for attending Sradha ceremony and 4 former cadres of underground groups were picked up for verification by the Thoubal police.
So far no groups have claim responsibility of the blast and police are investigating over it.