Emergency officials in Nigeria say five suicide bombers have detonated their explosives in the north-eastern city of Maiduguri, killing themselves and hurting several people.
This is the first suicide bomb attack in the city in nearly two months.
Residents say several loud explosions were heard around the city overnight.
Officials say three female and two male suicide bombers targeted Kaleri district where there are many residential buildings and a market.
One of the attackers blew herself up at the entrance of a residential building.
They killed themslves and injured at least three civilians, police say.
No group has said it carried out the attacks but Boko Haram insurgents are known to operate in the region.
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