Islamic State has challenged Prince Harry to fight the jihadis in a disturbing new extremist video. 


In the English-language clip a man who has been identified as Abu Uqayl from Singapore takes issue with the royal - who during his visit to the country spoke about terror attacks in London.


He says: 'Why don't you come here and fight us if you're man enough, so that we can send you and your Apaches to hellfire?'


Prince Harry formerly served in the British Army and flew Apache attack helicopters in Afghanistan.


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