- Letters were given to almost 190 republicans suspected of crimes who had fled Northern Ireland
- They gave assurances that their recipients were not wanted by police
- The system was agreed between the last Labour administration and Sinn Fein from 2000
- In February, a case against 62-year-old John Downey fell apart when it emerged he had been given a letter in error
- In July, a judge-led inquiry found they were systematically flawed in operation but not unlawful in principle
- Northern Ireland Secretary Theresa Villiers has promised to clarify their status in the coming days
More top news
Five-times major winner Maria Sharapova has pulled out of the US Open tennis championships due to a leg injury.
Police are hunting for a mother who has disappeared with her 10-week-old baby.
The president will restore Denali as the name of the USA's highest mountain, which has been known as Mount McKinley.