Trio of suicide bombers kill 22, injure 28 at crowded market in Nigeria
No group has claimed responsibility for the attack
 "Trio of suicide bombers kill 22, injure 28 at crowded market in Nigeria")
At least 22 people were killed and 28 others injured when three suicide bombers attacked a market in Nigeria's Borno state, the authorities said on Saturday.
The mayhem occurred late Friday when the attackers detonated explosives at Kasuwar Kifi, in the outskirts of Konduga town, reports Xinhua news agency.
A witness said the three bombers simultaneously blew themselves up in the crowded market.
No group has claimed responsibility for the attack.