James Moore reports:
The Serious Fraud Office is engulfed by a new scandal after it admitted that thousands of pages of evidence as well as tapes and data files from 58 separate sources were sent back to the wrong owner.
The enormous volume of evidence related to its long-running corruption investigation into defence giant BAE Systems which finally ended in 2010 with the company agreeing to pay almost £300m in the US and UK.
Read more on The Independent.