Delegates at the donor conference in Kuwait
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Syria crisis: Kuwait conference calls for 'urgent aid'

Half of Syria's population now urgently needs humanitarian aid, the UN Secretary General has said.

Ban Ki-moon was speaking at a donor conference in Kuwait to raise funds for the worsening humanitarian crisis.

It is the UN's biggest ever appeal for a single cause - asking for $6.5bn.

Human rights groups have accused the Syrian authorities of deliberately withholding aid from some districts.

Emily Buchanan reports.

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