At least 15 people were killed in a night attack by gunmen at a community in the southwestern state of Ogun, local sources said on Saturday.
Baale Musa Ogundare, a traditional chief in Imushin community at Ogijo area of Ogun State, told Xinhua armed men invaded the town late Friday and shot indiscriminately at residents.
Local police have confirmed the incident but said findings were ongoing to further ascertain number of casualties.
Ogun State police spokesman Muyiwa Adejobi said about 100 attackers brandishing various weapons reportedly stormed the community to wreak havoc, adding the invaders likely came from a riverine area in the state.
The police spokesman said investigation was underway to ascertain the motive of the attack.