Imphal, Nov 07 (ANI): One person was killed and six others got seriously injured when a powerful bomb, exploded in Imphal. The blast took place just after a security meeting was being conducted two days ago, headed by the Chief Minister, in presence of Deputy Chief Minister, Top Brass Security Officials and Civil Officials. This is the latest in a series of attacks on migrant labourers in the state by militant outfits who want outsiders to leave the state.