Marko — Witnesses say a huge blast tore through a military personnel carrier with soldiers serving for the African Union peacekeeping mission in Somalia in Marko town, just 110 Km south of Mogadishu.

Local residents in Marko said they heard a loud explosion at about 2pm on Tuesday that was targeted on AMISOM forces as they were passing on one of the streets in the city.

Details on the casualties are yet sketchy as the AU forces sealed off the area and carried out searched following the attack. The city has once under Al shabab control before the coalition forces moved in almost one months ago.

No group has yet claimed responsibility for the blast and the local authorities were unavailable to reach for comments on the incident.