Another village in the Chibok region of Nigeria was attacked at the same time suspected Islamist militants were gunning down 10 people, a security source said.
The death toll in Kwada, around five miles from the Chibok village where more than 200 schoolgirls were kidnapped, was unclear.
More top news
The level of abuse and even intimidation by some in the ‘Yes’ campaign is making this referendum a rather unpleasant experience.
A former Germany international goalkeeper claims he has been offered a contract to become a wrestler with World Wrestling Entertainment.
George, a ten-year-old goldfish, was given a life-saving operation after developing a tumour. His hospital says it went "swimmingly".