UK Border Agency 'failed to pursue leads'
26 June 2013 Last updated at 07:38 BST
The UK Border Agency failed to pursue more than 3,000 leads when attempting to track down missing asylum seekers, according to a new report.
Chief Inspector of Borders and Immigration, John Vine, said problems found in the report need to be resolved as "a matter of urgency".
Alex Forsyth reports.