Afghanistan services collapsing and aid about to run out, says UN

Unicef says hundreds of children have been separated from their families in chaos of Kabul evacuation

Access to food aid and other life-saving services in Afghanistan is close to running out, the United Nations has warned, as concern mounts that the country is facing a looming humanitarian catastrophe".

The grim assessment from the UN's Office for the coordination of humanitarian affairs [OCHA] came amid an appeal for an extra $200m (145m) in emergency funding in Afghanistan after the Taliban's takeover sparked a host of new issues.