The Islamist group, al-Shabab, is reported to have seized a strategic town in central Somalia. Residents of Amara in the Galmudug region said the militants stormed an army base before over-running the town.
The insurgents captured several armoured vehicles, burning some of them.
Earlier this month the Somali military captured Amara from al-Shabab, which had held the town for a decade.
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The group controls large parts of southern and central Somalia, and regularly attacks government-held areas.