As Mogadishu emerges from 20 years of war, a security vacuum has appeared in the Somali capital.

Despite al-Shabab fighters withdrawing in August, government forces are struggling to make the city safe.

Local communities are organising their own armed gangs to protect themselves, threatening to return the city to the worst days of its warlords.

Al Jazeera's Peter Greste reports from Mogadishu.

Source: Al Jazeera