`` As such , we have warned everyone to steer clear of such places , '' he said . ' Haram calls U.N. ` ` a global leader in the persecution of believers '' A spokesman said a 27-year - old Nigerian carried out Friday 's attack . The blast in Nairobi killed 17 people and wounded more than 80 .
' Haram calls U.N. ` ` a global leader in the persecution of believers '' A spokesman said a 27-year - old Nigerian carried out Friday 's attack . The blast in Nairobi killed 17 people and wounded more than 80 .