"Two suicide bombers riding in motorised rickshaws this morning detonated their explosives 10 minutes apart, with one of them targeting the Bakassi IDP (internally displaced persons) camp on the outskirts of the city," Mohammed Kanar, spokesman for Nigeria Emergency Management Agency (NEMA), said.
"Nine persons lost their lives with twenty-four persons injured and evacuated to various hospitals," NEMA said in a statement posted on Twitter.