Imphal, Nov 30: Another hand grenade was found today at the gate No. 3 of JNIMS at A Block JNIMS at around 8.30 am today morning. The bomb was found when preparation for inauguration of the newly constructed A Block and faulty building has been taking up in full swing under tight security arrangement. This is the second time that bomb is being found. Another hand grenade was found at the ground floor of the OPD on Nov 26. An armed group called KCP Poirei Meitei Lup has claimed responsibility of placing the bomb .