The National Audit Office says it has not been given enough information to have "confidence" a relocation scheme cost £850m.

Britain’s spending watchdog says it does not have ‘confidence’ in the accuracy of MoD’s estimates

Ministers' hush-hush £7billion airlift of Afghan migrants into Britian remains shrouded in secrecy, the official auditor, spending watchdog the National Audit Office (NAO), has…