No fewer than 50 worshippers were reportedly killed by some gunmen in St. Francis Catholic Church in Owo, headquarters of Owo Local Government Area of Ondo State.
The incident happened during the church service on Sunday morning several wounded members lying at the Federal Medical Center, Owo, for medical attention.
A source who spoke on the condition of anonymity explained that the congregation were caught unaware saying the casualty might be more as some worshippers who were taken to the hospital had given up.
He added that the gunmen also used some explosives within the compound of the church but said most of the people were hit with gunshots.
The perpetrators were said to have fled the scene immediately they carried out the killing, leaving many people dead.