Police patrol in the Afghan capital, Kabul
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Afghan president calls for help to tackle IS

25 January 2016 Last updated at 22:50 GMT

Afghan President Ashraf Ghani has called on the international community to help his government tackle the growing threat of so-called Islamic State.

One year after the end of the Nato combat mission the Afghan authorities are struggling to cope with threats from both the Taliban and IS.

Justin Rowlatt reports from Afghanistan.