Some bomb explosions were reported Tuesday night in Maiduguri, the capital of Borno State in north east east Nigeria.
There was no immediate detail of what triggered the series of explosions.Neither was the casualty figure available.
It is expected that the police which has been giving updates on such developments of late, will release some facts on Wednesday.
Despite the successes recorded by the military, suicide bomb blasts have become regular in the city in recent time.