Nigeria, Aug. 25 -- Another vigilante operative and four residents were killed on Friday when gunmen attacked Ajanaumuna village in Ezinachi Community, Okigwe Local Government Area of Imo State, Nigeria's South-east.

The police spokesperson in Imo State, Henry Okoye, disclosed this in a statement on Monday.

Mr Okoye, a deputy superintendent of police, said the attack, which occurred at about 10:30 p.m., was carried out by suspected members of the outlawed Indigenous People of Biafra (IPOB) and its militant wing, Eastern Security Network.

The attack occurred exactly two days after a vigilante leader and another vigilante member were killed by suspected herders who attacked Amakohia-Ubi, a community in Owerri West Local Government Area o...