The Taliban claimed responsibility for the attack . A building housing aid workers is attacked ; 2 aid workers are killed , police say . Afghan forces kill 3 insurgents , according to a Kabul police official . Taliban insurgents also attack Camp Bastion ; fighting has been ongoing for days . At least 5 Afghan troops , 9 insurgents die in the fighting , a government spokesman says .
A building housing aid workers is attacked ; 2 aid workers are killed , police say . Afghan forces kill 3 insurgents , according to a Kabul police official . Taliban insurgents also attack Camp Bastion ; fighting has been ongoing for days . At least 5 Afghan troops , 9 insurgents die in the fighting , a government spokesman says .