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Allegations that prisoners are being tortured in Afghan jails have provoked a row between the country's security services and the United Nations.

A leaked UN report details claims of serious human rights abuses at several Afghan-run prisons.

NATO and ISAF commanders have already stopped transferring detainees to nine Afghan-run prisons because of the torture claims.

Al Jazeera's Paul Brennan reports from Kabul.

Source: Al Jazeera