Eleven people were killed in a suicide bomb attack on a checkpoint near the town of Biu in northeast Nigeria on Tuesday, a vigilante and resident said.
Gana Sheriff, the vigilante, said the attack happened at about 1:00 pm (1200 GMT) at Yamarkumi village, four kilometres (2.5 miles) from Biu in Borno state.
“It was a suicide attack by three men in a motorised tricycle. They killed 11 people, including Civilian JTF (joint task force) and child vendors at the checkpoint,” he said.