The Guardian reports: Large numbers of foreign fighters and sympathisers are abandoning Islamic State and trying to enter Turkey, with at least two British nationals and a US citizen joining an exodus that is depleting the ranks of the terror group.

Stefan Aristidou, from Enfield in north London, his British wife and Kary Paul Kleman, from Florida, last week surrendered to Turkish border police after more than two years in areas controlled by Isis, sources have confirmed to the Guardian.

Dozens more foreigners have fled in recent weeks, most caught as they tried to cross the frontier, as Isis’s capacity to hold ground in Syria and Iraq collapses. Some – it is not known how many – are thought to have evaded capture and made it across the border into Turkey.

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