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Somalia famine: On the frontline of the aid battle

31 July 2011 Last updated at 20:55 BST

The crisis in Somalia is becoming more desperate with the famine threatening thousands of lives - and the United Nations warning the worst is yet to come.

The African Union has announced it is to hold a donors' conference, although no date has been set.

Andrew Harding reports from the Somali capital, Mogadishu.