three others were wounded in the attack , officials say . Mortar claims responsibility for the attack . It hopes to turn Somalia into a fundamentalist Islamic state by force but has launched attacks in other countries , such as Kenya and Uganda , that have killed dozens . Al-Shabaab rounds fired on Uganda Thursday , authorities say .
three others were wounded in the attack , officials say . Mortar claims responsibility for the attack . Al-Shabaab rounds fired on Uganda Thursday , authorities say .