A bomb explosion has rocked ever busy Musa Usman Secretariat Main gate in Maiduguri, the Borno State Capital.
According to eyewitness, the explosion which happened around 11:40am this morning killed four persons and many others were injured.
Also there has been the condoning off of the area by the military and the Civilian JTF.
It would be recalled that a suicide bomber yesterday who attempted to enter a mosque in Maiduguri killed himself, with about six persons injured.
This is the second attack in 12 hours in Maiduguri.