Struggle to preserve Yemen's stability
The UN is trying to broker a peace deal in Yemen - following months of turmoil in the country, after rebel Shia Houthis overran the capital.
The chaos is now threatening to spill over into civil war.
From Aden, the winter capital of Yemen, Sally Nabil examines the complex political situation in the country and relations between President Abdrabbuh Mansour Hadi and various movements that threaten his position.