The explosion went off at 2:40 on a Sunday afternoon, on a tree-lined side street in Ethiopia's capital city of Addis Ababa. The area was a quiet one - home to foreign diplomats, domestic civil servants and several embassies - and the blast was strong enough to kill two men, startle the neighbours, and demolish a small home.
Attempts by clan elders and militia commanders in southern Somalia to form an autonomous state, without the consent of the central government but with the apparent backing of foreign countries, remains a dangerous, destabilising element in the region, say analysts.
Despite comments by Ethiopian Prime Minister Hailemariam Desalegn suggesting the pending withdrawal of his country’s troops from Somalia, many experts have voiced doubts that Ethiopia will pull out of Somalia before it is capable of handling its security without assistance.
At 18, Farah Osman should not be a battle-hardened soldier. He should not have spent the last seven years fighting for the Somali Islamist extremist group Al-Shabaab, or have been trained by foreign jihadists in handling and repairing weapons and improving his shooting skills.