 Ishure yasambuwe nikibombe caturitse muri Somalia Amerika yishe abagwanyi ba al-Shabab umunani muri Somalia Abantu 15 bapfiriye mu gitero ca bombe i Mogadishu Umumenyeshamakuru wa BBC Ibrahim Aden avuga ko se wuwo mukobwa yari yafashe ingingo yo kubababarira, mu gihe nyina wiwe nabandi bantu bo mu muryango barahiye bakarengwa ko bidashoboka ko bubakana. 