The United Nations is investigating claims of a suspected gas attack in the Syrian city of Aleppo.

Its believed government forces, released the gas in a barrel bomb attack on the rebel-held district yesterday.

The UN says Syria is now in freefall with millions living without water and electricity on a regular basis.

The UN special Envoy to Syria Staffan De Mistura says a proposed 3 hour ceasefire every day needs to be be extended to 48 hours.