Al Shabaab militants were reported to have fired several mortar rounds at an Ethiopian military base near the southern town of Wajid in Bakool region, sources said.
The local residents reported heavy shelling at the AU army camp followed by an exchange of gunfire ensued between the attackers and the Ethiopian forces.
Al Shabaab said it inflicted casualties on the Ethiopian troops serving with the African Union mission to Somalia [AMISOM]. The group did not provide further details on the deaths.
The AU mission is yet to comment on the reported mortar attack which was the latest in series of raids against the AMISOM and Somali National Army forces in the past few months.