Officials say a number of people were also injured, but have not released figures
The jihadists attacked the base in eight pickup trucks fitted with machine guns, leading to a two-hour-long battle
Monday's attack was the latest in a long line of bombing and assaults claimed by Al Shabaab terrorist group
More than 1,000 people have fled their homes because of the unrest in the region
The government, referring to the risk of another turn in the cycle of violence, also urged local people "not to fall into the trap of guilt...
The new governors named at the weekly government meeting are mostly civilian administrators or officers in the armed forces.